Best engraving bits 3mm

Finding your suitable engraving bits 3mm is not easy. You may need consider between hundred or thousand products from many store. In this article, we make a short list of the best engraving bits 3mm including detail information and customer reviews. Let’s find out which is your favorite one.

Product Features Editor's score Go to site
QLOUNI 20pcs Rotary Bit Burrs Set HSS Tungsten Carbide Wood Milling Burrs with 1/8(3mm) Shank for DIY Woodworking, Carving, Engraving, Drilling QLOUNI 20pcs Rotary Bit Burrs Set HSS Tungsten Carbide Wood Milling Burrs with 1/8(3mm) Shank for DIY Woodworking, Carving, Engraving, Drilling
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Drillpro 10Pcs 0.8 - 3 mm Titanium Coat Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool PCB Mould Plastic Fiber Carbon Fiber Hardwood, 1/8'' Shank Drillpro 10Pcs 0.8 - 3 mm Titanium Coat Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool PCB Mould Plastic Fiber Carbon Fiber Hardwood, 1/8'' Shank
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LOOYUAN 20pcs 3mm Shank Tungsten Steel Solid Carbide Rotary Files Diamond Burrs Set Fits Dremel Tool for Woodworking Drilling Carving Engraving LOOYUAN 20pcs 3mm Shank Tungsten Steel Solid Carbide Rotary Files Diamond Burrs Set Fits Dremel Tool for Woodworking Drilling Carving Engraving
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vanki 10 pcs High Quality Titanium Coat Carbide 1.5mm-3.175mm End Mill Engraving Bits CNC Rotary Burrs Set(ST1.5-3.175mm-10Ti) vanki 10 pcs High Quality Titanium Coat Carbide 1.5mm-3.175mm End Mill Engraving Bits CNC Rotary Burrs Set(ST1.5-3.175mm-10Ti)
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SHINA 10 Titanium Coat Carbide 1.5mm-3.175mm End Mill Engraving Bits CNC Rotary Burrs Set (ST1.5-3.175mm-10Ti) SHINA 10 Titanium Coat Carbide 1.5mm-3.175mm End Mill Engraving Bits CNC Rotary Burrs Set (ST1.5-3.175mm-10Ti)
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ZJchao 20 Pieces 1/8' Tungsten Carbide Rotary File Bit for Wood Carving, Drilling and Cnc Router Engraving ZJchao 20 Pieces 1/8' Tungsten Carbide Rotary File Bit for Wood Carving, Drilling and Cnc Router Engraving
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SPTA QA0301 10Pcs HSS Router Carbide Engraving Bits & 5Pcs Drill Bit-1/8 SPTA QA0301 10Pcs HSS Router Carbide Engraving Bits & 5Pcs Drill Bit-1/8"(3mm) Shank For Proxxon Dremel Rotary Tools for DIY Woodworking, Carving, Engraving, Drilling
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Wokesi Pack of 20,1/8''(3mm)Diameter,1/8''(3mm)Shank,Micrograin Tungsten Solid Carbide,Rotary Burr Set,Taper Points Grinding Head Fit Dremel Engraving Bits Cutting Endmill Buffing Burrs Tools Wokesi Pack of 20,1/8''(3mm)Diameter,1/8''(3mm)Shank,Micrograin Tungsten Solid Carbide,Rotary Burr Set,Taper Points Grinding Head Fit Dremel Engraving Bits Cutting Endmill Buffing Burrs Tools
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ZFE Diamond Burr Bits Drill Kit For Engraving Carving Dremel Rotary Tool- 1/8 ZFE Diamond Burr Bits Drill Kit For Engraving Carving Dremel Rotary Tool- 1/8"(3mm) Shank Pack of 90Pcs/ 3 Sets
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EnPoint Woodworking Straight Carbide 2-Flute 5 Degree Chip Remove Groove Router Bit 1/8 EnPoint Woodworking Straight Carbide 2-Flute 5 Degree Chip Remove Groove Router Bit 1/8" Shank 1MM Cutter Dia 3MM Cutter Length Bits CNC Engraving Tool for Acrylic PVC MDF Plywood Panels
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YUFU End Mill Bits | 0.8-2.0mm Titanium Coated Solid Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool for PCB Mould Plastic Fiber Carbon Fiber Hardwood with 3mm(1/8)Shank,10pcs YUFU End Mill Bits | 0.8-2.0mm Titanium Coated Solid Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool for PCB Mould Plastic Fiber Carbon Fiber Hardwood with 3mm(1/8)Shank,10pcs
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Generic 3.0mm Cutting PCB Carbide End Mill Engraving Bits 3.175mm 1/8-Inch Shank (Pack of 10) Generic 3.0mm Cutting PCB Carbide End Mill Engraving Bits 3.175mm 1/8-Inch Shank (Pack of 10)
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10 PCS 1/8''(3mm) Straight Shank HSS Woodworking Mini Rotary Router Bits Tool Set for Edge Treatment Grooving Wood Deburring Engraving and Milling 10 PCS 1/8''(3mm) Straight Shank HSS Woodworking Mini Rotary Router Bits Tool Set for Edge Treatment Grooving Wood Deburring Engraving and Milling
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10pcs 1/8'' Shank Carbide End Mill Engraving Bits Rotary Burrs Milling Cutter Tool for PCB CNC SMT 0.8mm-3.17mm 10pcs 1/8'' Shank Carbide End Mill Engraving Bits Rotary Burrs Milling Cutter Tool for PCB CNC SMT 0.8mm-3.17mm
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Reviews

1. QLOUNI 20pcs Rotary Bit Burrs Set HSS Tungsten Carbide Wood Milling Burrs with 1/8(3mm) Shank for DIY Woodworking, Carving, Engraving, Drilling

Feature

[High Quality] Tungsten Burr set, High Speed Steel, stay sharp longer than the cheap, lower quality burs
[20 Different Bits] Each Burr is shaped to fit different angles or situations, fits Dremel Tool, meet most of your drilling needs
[Diameter of Shank] Shank diameter: 3mm (1/8''), total length: 4cm (8/5''), high grade and the cuts of each bit make you feel that they have been designed with precision
[High Compatibly] The Carbide Rotary Files can work with most small rotary tools (like Dremel tool) for DIY carving fans
[Wide Application] Carbide Rotatory Burr Sets are perfect for softest wood, carving engraving, drilling glass/holes

Description

QLOUNI 20pcs Carbide Rotary Files

Features
20pcs high speed steel carbide rotary burr in Assorted shape, fits Dremel Tool can meet most of your needs, for drilling holes, engraving, carving, wood working

High speed steel Features as solid, can last for longtime, not easy to get wearing

Tips: The Cutting heads are not very sharp tools, work in the softest wood well

Specifications
Shank Diameter:3mm(1/8'')
Total length: 4cm(8/5'')

Package Included
20pcs/set x HSS Routing Wood Rotary File

2. Drillpro 10Pcs 0.8 - 3 mm Titanium Coat Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool PCB Mould Plastic Fiber Carbon Fiber Hardwood, 1/8'' Shank

Feature

Use of ultra-fine grain carbide material with good milling, cutting performance, ensure high work efficiency.
High hardness, high wear resistance, high strength. Have sufficient bending strength and wear resistance.
Sharp cutting edge, milling, hole and plate edge, surface clean, neat, no glitches.
Cutting Edge Diameter: 0.8-3.0 mm( 0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.2, 2.4, 3.17 mm)
Cutting Edge Length: 12mm. Overall Length: 37mm. Quantity: 1set (10 pcs)

Description

Specification:
Material: Cemented carbide
Shank Diameter: 3.175mm
Cutting Edge Diameter: 0.8-3.0mm( 0.8,1.0,1.2,1.4,1.6,1.8,2.0,2.2,2.4,3.0mm)
Cutting Edge Length: 12mm
Overall Length: 37mm
Quantity: 1set (10pcs)

Guaranty: Within 90 days product quality is not completely satisfied, please CONTACT US, 100% refund.

Features:
use of ultra-fine grain carbide material with good milling, cutting performance, ensure high work efficiency;
have sufficient bending strength and wear resistance; High hardness, high wear resistance, high strength;
sharp cutting edge, milling, hole and plate edge, surface clean, neat, no glitches.

Application:
PCB, SMT, CNC, Mould, plastic fiber, carbon fiber, super hard wood, printed circuit board, other precision parts processing.

Package include:
10pcs PCB Drill Bit Engraving Mill Cutter

3. LOOYUAN 20pcs 3mm Shank Tungsten Steel Solid Carbide Rotary Files Diamond Burrs Set Fits Dremel Tool for Woodworking Drilling Carving Engraving

Feature

shank diameter: 3mm(about 1/8''); grinding head diameter: 3mm
Totally 20 pieces, double cut 10 pcs, single cut 10 pcs
Works with mostly small rotary tools for DIY carving fans
Product length: 38.5mm; net weight: 67.3g
Box dimension: 100x65x12mm; box weight: 26.8g

Description

New Brand and High Quality

4. vanki 10 pcs High Quality Titanium Coat Carbide 1.5mm-3.175mm End Mill Engraving Bits CNC Rotary Burrs Set(ST1.5-3.175mm-10Ti)

Feature

High hardness and long tool lifeIt is coated with titanium
It can be used in mold, plastic, copper, stainless steel and other precision metal parts processing
Usually, you will get it actually in 9~19 days, If you are in the USA and the item is NOT Fulfilled by Amazon. the item will be sent to you by USPS with shipping information from China. The estimated delivery time offered by Amazon is not the real time. Your patience is highly appreciated. Hope you will receive your item soon and enjoy using it.
It is convenient to carry and use
About us (vanki), Professional factory, welcome to our store for more choices with best price. What we pursue is your satisfication of our service, not just for our goods.For any reason you are unsatisfied with our product at any time, simply contact support for exchange or refund. we will reply you about any question you ask within 24 hours

Description

About us (vanki), Professional factory, welcome to our store for more choices with best price. What we pursue is your satisfication of our service, not just for our goods.For any reason you are unsatisfied with our product at any time, simply contact support for exchange or refund. we will reply you about any question you ask within 24 hours

Specifications :

Meterial:High quality blade carbide
Size:1.5mm-3.175mm
Length: 38mm

Package Includes :

*Package included:10 pcs in a package

5. SHINA 10 Titanium Coat Carbide 1.5mm-3.175mm End Mill Engraving Bits CNC Rotary Burrs Set (ST1.5-3.175mm-10Ti)

Feature

Shank diameter (SHK): 3.175mm
High hardness, Strong abrasion resistance, Fast drilling, High performance, More durable
Cutting edge length (CEL): 6-12mm Cutting edge diameter (CED): 1.5-3.175mm
Total length: 38mm Pack size: 10pcs
Guaranty: Within 90 days product quality is not completely satisfied, please CONTACT US, 100% refund or resend!

Description

Specification: Material: blade carbide (tungsten steel)
Shank Diameter: 3.175mm
Cutting Edge Diameter: 1.5-3.175mm
Cutting edge length (CEL): 6mm
Total Length: 38mm
Quantity: 1set (10pcs)

Guaranty: Within 90 days product quality is not completely satisfied, please CONTACT US, 100% refund or resend

Features: Carbide rods and tungsten steel rods, with high hardness, high wear resistance, high strength, resistance to bending, anti-impairment and long tool life.
Coated with titaniumImprove the speed and feed rate of the tool ,Improve the surface wear resistance.

Application: PCB, SMT, the CNC, mold, plastic, copper, stainless steel and other precision metal parts processing.

Package include:10pcs

6. ZJchao 20 Pieces 1/8' Tungsten Carbide Rotary File Bit for Wood Carving, Drilling and Cnc Router Engraving

Feature

20 pieces, double cut 10 pcs, single cut 10 pcs
Shank diameter: 3mm(about 1/8''); grinding head diameter: 3mm
Works with mostly small rotary tools for DIY carving fans
Product length: 38.5mm; net weight: 67.3g
Cutting bits for router, rotary tools, wood carving machine and cnc engraving machine

Description

20 pieces, double cut 10 pcs, single cut 10 pcs; Shank diameter: 3mm(about 1/8'')

7. SPTA QA0301 10Pcs HSS Router Carbide Engraving Bits & 5Pcs Drill Bit-1/8"(3mm) Shank For Proxxon Dremel Rotary Tools for DIY Woodworking, Carving, Engraving, Drilling

Feature

10PCS Router Bit AND 5PCS TWIST DRILL BIT KIT ASSORTMENT - Suitable for most Wood,made from high quality carbide for a precise, easy cutting experience,Accessories for fine detail work on Wood,1/8" carbide engraving bits single flute replacements for your CNC machinery
SOLID STORAGE BOX - PC plastic box is sturdy, falling resistant and moistureproof, easy for carrying and hanging; All parts were in order and set was complete, well organized to prevent scattered and confused
DIFFERENT SHARP BITS ACCESSORIES - 10 Style different sharp router bit can reach More Carving ,Great for all types of detail work in both Wood Working
WIDE USAGE - 1/8"diameter shanks, compatible with most rotary tools; Ideal for for home improvement, hobby, craft and whenever you need to polish, grind, drill, cut, engrave, and more,used with most rotary tools including DREMEL, Craftsman, Chicago and more,Able to engrave on a wide range of materials including: wood, ABS, acrylic, PVC, plastics, etc. Well-suited for detailed work, such as building and sanding dollhouse furniture, model trains, or miniature buildings
WHAT YOU GET - SPTA 100-Piece Rotary Tool Carving,Engraving Bits Kit(Suitable for All SPTA Multi-functional Rotary Tool Kit and other most rotary type tools )

Description

Specifications:
Material: high speed steel.
Coating: titanium
Shank Diameter:1/8"(3mm)
Length:1-1/2''(40mm)
Quantity: 10 Pieces Hss Router Bit and 5Pcs Twist Drill Bit

Features:
Made from high-grade steel for long life and professional cut quality, featuring precision ground cutting edges, these outstanding router bit set will help you add inlays and decorative edges to your woodwork, creating custom shapes on door casings, trim, baseboards and pilasters.
A valuable addition to any woodworker's rotary tool, these bits are ideal for routing, inlaying, and mortising wood and other soft materials.
The straight bits offer exceptional versatility, and the piloted edge bits help you add a personalized, detailed touch to wood frames, molding, and more.
These bits allow you to make exceptionally precise cuts the first time, saving you energy and stress.
They're also well-suited for detailed work, such as building and sanding dollhouse furniture, model trains, or miniature buildings and planes.
Incredibly easy to use, these bits work best when inserted all the way into the tool and then backed out slightly before tightening down.
This insertion process provides plenty of shank for the collet or chuck to hold the bit in place.

Notice:
For optimum precision and longer life, it's also important to secure objects to a stable surface while working--if chattering occurs, simply increase the speed.
It is also important to keep a light touch so the speed of the tool, not the strength of your arm, does the work.

8. Wokesi Pack of 20,1/8''(3mm)Diameter,1/8''(3mm)Shank,Micrograin Tungsten Solid Carbide,Rotary Burr Set,Taper Points Grinding Head Fit Dremel Engraving Bits Cutting Endmill Buffing Burrs Tools

Feature

Contains 20Pcs:Cutting Diameter=1/8''(3mm),Shank Diameter=1/8''(3mm),OAL=40mm
Material:Tungsten carbide,long tool life.
High micro hardness,high abrasion resistance,good toughness.
Suitable for process Copper,aluminum,Alloy,Iron,Marble,Jade,Steel,Glass,Wood and Plaster etc,High Performance.
Package:1 Pack of 20 Pieces

Description

1.Compatible with most die grinders or rotary tools
2.Highly recommended for polishing metals and plastics, jewelers, lapidary use, hobbies, crafts, craft modeling, home repair and so much more
3.Extremely durable - Lasts up to 10X longer than than high-speed steel cutting tools, and 200 times longer than wheels. Safe, reliable and convenient to use.

9. ZFE Diamond Burr Bits Drill Kit For Engraving Carving Dremel Rotary Tool- 1/8"(3mm) Shank Pack of 90Pcs/ 3 Sets

Feature

90 PCS DIAMOND BURRS Excellent for fine detail work, cutting, engraving, carving, touch-up and finishing,Work on glass, metal , stone, ceramic, wood, plastic
SOLID STORAGE BOX - PC plastic box is sturdy, falling resistant and moistureproof, easy for carrying and hanging; All parts were in order and set was complete, well organized to prevent scattered and confused
DIFFERENT SHARP BITS ACCESSORIES -30 Style different sharp router bit can reach More Carving ,Great for all types of detail work in glass, metal , stone, ceramic, wood, plastic
WHAT YOU GET - SPTA 100-Piece Rotary Tool Carving,Engraving Bits Kit(Suitable for All SPTA Multi-functional Rotary Tool Kit and other most rotary type tools )
WIDE USAGE - 1/8"diameter shanks, compatible with most rotary tools; Ideal for for home improvement, hobby, craft and whenever you need to polish, grind, drill, cut, engrave, and more,used with most rotary tools including DREMEL, Craftsman, Chicago and more,Able to engrave on a wide range of materials including: wood, ABS, acrylic, PVC, plastics, etc. Well-suited for detailed work, such as building and sanding dollhouse furniture, model trains, or miniature buildings,Highly recommended for jewe

Description

About the product
Very popular drilling burr tools used by Jewelry Designers for drilling holes in Beach Sea Glasses, Stones, Rocks for making Necklaces, Earrings, Pendants and Bracelets. SPTA tools have multiple layers of fine industrial diamond particles bonded to the tips which provides for longer drill life. SPTA tools are excellent for drilling through materials up to 1/2" thick.

Product Features:
Quantity:90pcs Diamond Burrs
1/8 inches(3.175mm) Shank
The total length of 1.77 inches
Plastic box packaging, easy to carry and store
Can drill Beach Sea Glass, Sea Shells, Rocks, Marbles, etc.

ATTENTION: DO NOT RUN DRY
Wet drilling only. These are delicate, very small diameter diamond drill bits. The diamond coating is very thin. Can not take any abuse.
Start the hole at an angle. While holding the drill in hand, carefully move the drill around just enough to ream out the sides of the hole. Let the tool do the work.

Package include:
90Pcs/3 Box Diamond Grinding Burrs

10. EnPoint Woodworking Straight Carbide 2-Flute 5 Degree Chip Remove Groove Router Bit 1/8" Shank 1MM Cutter Dia 3MM Cutter Length Bits CNC Engraving Tool for Acrylic PVC MDF Plywood Panels

Feature

Cutter length: 3mm(0.118 inch); Total length: 39mm(1.535 inches)
Cutter diameter: 1.0mm(0.039 inch); Shank diameter: 3.175mm(0.125 inch)
Made of solid carbide, high hardness and well refined, durable and long lifespan guaranteed!
Chips Removal! 2 flute and 5 degree slope of groove will help remove the sticky chips with ease and offer a clean job!
Mainly for bubble teflon plate, acrylic, fiber board, plywood, multilayer board, solid wood, sandwich panels and PVC etc.

Description

Feature
100% brand new and precision refined!
|Sharpened & Precise|: With the high precision refined cutter, it is sharpened enough to make a precise and mini surface finish!
|Clean & Smooth|: 2 flute and 5 degree slope of chip groove will remove the sticky chips easily, so offer you a clean and smooth job!
|Solid & Durable|: Made of solid carbide, high hardness, Heat & Wear & Corrosion resistant! Long lifespan and durable service guaranteed!
|Multipurpose|: Mainly for bubble teflon plate, acrylic, fiber board, plywood, multilayer board, solid wood, sandwich panels and PVC etc.

Specification
Bit Type: Straight
Material: Solid carbide
Cutter length: 3mm(0.118 inch)
Total length: 39mm(1.535 inches)
Cutter diameter: 1.0mm(0.039 inch)
Shank diameter: 3.175mm(0.125 inch)

Application
Used for engraving and cutting a wide variety of materials: bubble teflon plate, acrylic, fiber board, plywood, multilayer board, solid wood, sandwich panels and PVC etc.

11. YUFU End Mill Bits | 0.8-2.0mm Titanium Coated Solid Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool for PCB Mould Plastic Fiber Carbon Fiber Hardwood with 3mm(1/8)Shank,10pcs

Feature

EfficiencyTungsten carbide Tip spiral flute drill bits with shaper cutting edge,reduce cutting force and prevent drill broken, improve the drilling accuracy
Multi-FunctionGreat for drilling PC Boards, Plastics, Fiberglass, Wood, Soft Metals,etc
DurableTitanium Coated Solid carbide drill bits own high hardness, high wearresistance, high strength, resistance to bending, anti-impairment and long toollife.
TargetsWhether you are professional or DIYer these small bits are very practical, easy to grasp and operate
PackagingPackage Included: 1 x 10pcs Carbide PCB Drill Bits with a nice protection box

Description

10 Pcs 0.8-2.0 mm Drill DiameterTitanium-coated Solid Carbide Pcb CNC End Mill Engraving Carving Drill Bits Set

Features:

100% quality tip spiral flute solid carbidedrill bits and Brand new.

10pcs Brand New Carbide PCB CNC Drill Bits replacements foryour CNC machines and any Handheld tool: Dremel, Jewelry,
these long-lastingbits are made from high quality Solid tungsten carbide for a precise, easyexperience

Great for the precision parts processing.Suitable for PC Boards, Plastics, Fiberglass, carbon fiber ,Wood, Soft Metals,etc

Carbide rods and tungsten steel rods, with high hardness,high wear resistance, high strength, resistance to bending, anti-impairment
and long tool life.

Specification:

  • Shank diameter: approx. 0.12 inch (3.0mm)
  • Cutting edge diameter: 0.8-2.0mm
  • Center cutting type:2 flute
  • Total length: approx 38mm.
  • Quantity:10pcs/set
  • Package : a transparentplastic box.

Note: These bits are good quality but too tiny, specially forsize of 0.8-2.0mm, it is very fragile for handling, so please be careful and
take good control of your CNC speed.

12. Generic 3.0mm Cutting PCB Carbide End Mill Engraving Bits 3.175mm 1/8-Inch Shank (Pack of 10)

Feature

Material: Solid Carbide
Shank Diameter: 3.175mm
Cutting Edge Diameter: 3.0mm
Cutting Edge Length: 12mm

Description

Specification:
Material: solid carbide(Tungsten steel)
Shank diameter: 3.175mm /0.125"
Cutting edge diameter: 3.0mm /0.118"
Cutting edge length: 12mm /0.47"
Total length: 38mm /1.5"

Made from ultra-fine grain carbide material which of good milling properties to ensure efficient work.
A Wide Range of Materials can be engraved, including: Circuit boards, Metal, Majority of plastics, Wood, Fibre glass, Carbon, FR-4, CEM-3 board and environmental board.

Package includes:
10pcs Carbide End Mill Engraving Bits

13. 10 PCS 1/8''(3mm) Straight Shank HSS Woodworking Mini Rotary Router Bits Tool Set for Edge Treatment Grooving Wood Deburring Engraving and Milling

Feature

1.Made of high quality high speed steel for long life and exceptionally precise cuts the first time, saving you energy and stress.
2.A valuable addition to any woodworker's rotary tool, suitable for most rotary tools including DREMEL, Craftsman, Chicago and more.
3.10pcs of most commonly used router bit types including straight, trim, V groove, beading, cove, slot cutter and more to meet your different needs.
4.Able to engrave on a wide range of materials including: wood, ABS, acrylic, PVC, plastics, etc. Well-suited for detailed work, such as building and sanding dollhouse furniture, model trains, or miniature buildings and planes.
5.User-friendly design and easy insertion process for longer life, incredibly easy to use.

Description

Specifications:
-Material: high speed steel
-Coating: polish finished
-Shank Diameter:1/8"(3mm)
-Length:1-1/2''(40mm)
-Quantity: 10 Pieces

Features:
-Made from high-grade steel for long life and professional cut quality, featuring precision ground cutting edges, these outstanding router bit set will help you add inlays and decorative edges to
your woodwork, creating custom shapes on door casings, trim, baseboards and pilasters.
-A valuable addition to any woodworker's rotary tool, these bits are ideal for routing, inlaying, and mortising wood and other soft materials.
-The straight bits offer exceptional versatility, and the piloted edge bits help you add a personalized, detailed touch to wood frames, molding, and more.
-These bits allow you to make exceptionally precise cuts the first time, saving you energy and stress.
-They're also well-suited for detailed work, such as building and sanding dollhouse furniture, model trains, or miniature buildings and planes.
-Incredibly easy to use, these bits work best when inserted all the way into the tool and then backed out slightly before tightening down.
-This insertion process provides plenty of shank for the collet or chuck to hold the bit in place.

Notice:
-For optimum precision and longer life, it's also important to secure objects to a stable surface while working--if chattering occurs, simply increase the speed.
-It is also important to keep a light touch so the speed of the tool, not the strength of your arm, does the work.

14. 10pcs 1/8'' Shank Carbide End Mill Engraving Bits Rotary Burrs Milling Cutter Tool for PCB CNC SMT 0.8mm-3.17mm

Feature

Ultra-fine cemented carbide material, good wear resistance and high hardness
Miniature fishtail cutter with good milling and cutting performance to ensure high work efficiency
Unique technology provides sharp cutting edges with sufficient anti-bending strength, having long service life
Good grinding bit ensures clean, neat surface, and there is no glitches or burrs on the shank
Widely used in PCB, SMT, CNC, circuit boards, plastics, carbon fiber and hard wood, etc

Description

Specifications:

Material: cemented carbide

Length: 37mm (1.45")

Shank Diameter: 3.175mm (1/8")

Cutting Edge Diameter:

0.8mm/1.0mm/1.2mm/1.4mm/1.6mm/1.8mm/2.0mm/2.2mm/2.4mm/3.17mm

Cutting Edge Length: 12mm (0.47")

Package Included:

10 x End Mills

Conclusion

By our suggestions above, we hope that you can found the best engraving bits 3mm for you. Please don't forget to share your experience by comment in this post. Thank you!