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Feature

Drill Bit Stop Collar is mainly used for fixed limit drilling depth on the drill bit.
Material: Carbon steel
Stop collar:3, 4, 5, 6, 8, 10, 12, 16(mm) 1/8,3/16,1/4,5/16,3/8,7/16,1/2,5/8(inch) Hex shank Diameter: 2.5mm
Quantity: 1pc hex shank,8pcs stop collars
NOTE: Drill Bit is not included in this item.

Description

Package List:
1 Pcs * hex shank
8pcs * stop collars