Description:Outer Diameter 12mm x 300mm Cylinder Liner Rail Linear Shaft Optical Axis
Feature:Thick enough and the surface is smooth.Durable for using and easy to install.The optical axis is widespread used in automatic driver.Such as the industrial robot，automatic recorder，computer，printer，automatic plastic wooden machine.
Specification:
Material Bearing steel，GCr15 Hardness About HRC58 Surface roughness Below 1.5uM Surface hard-thickness 0.8!#!amp!*!mu;~3mm Outer diameter 12mm Length 300mm Straightness Below 5!#!amp!*!mu;M\/100mm Hard chrome thickness 3.0!#!amp!*!mu;M(Rmax) Color Silver
Package included:1 X Linear Optical Axis