Description OD 8mm x 600mm Cylinder Liner Rail Linear Shaft Optical Axis Specifications MaterialOuter diameterLengthHardnessPrecisionSurface roughnessSurface hard thicknessStraightnessHard chrome thicknessBearing Steel8mmApprox 600mmAboutHRC62g6 h6Below 1 5M Rmax 0 8 3mmBelow 5M 100mm3 0M Rmax Suitable For Precision mechanical linear products etc Quantity 1pcMain purpose Linear axis in the automatic rotation device has widely used such as industrial robots automatic recording instruments computers precision printers special gas tank automatic wood machines and other industrial machines And because of its hardness can extend the life of an ordinary instrument Features Thick enough and the surface is smooth Durable for using and easy to install The optical axis is widespread used in automatic driver Package Included 1pc x Linear Optical Axis More Details