4Pcs/lot 3D printer 8mm L 400mm long chromed linear motion guide rail round rod Shaft

Feature

dia.8 400mm
SF8
8mm shaft
3d printer rod
Hardened Rod Linear Motion

Description

Brand:FBT
Hardness: HRC58 2
Length Tolerance: 2.0mm
Straightness: 100~ -150?m/meter
Diameter Tolerance:-10~ -20?m
Roughness: 0.8~1.6mm

Model:Diameter 8mm Linear Round Shaft
QTY?4pcs DIA.8mm-L400mm

When you order this item,it is means you are totally accept this tolerance range.