... & ISO14001:2000; minimum tolerance: +/-0.0001mm high alloy steel spline Specifications:1) Suitable for various automotive, electronic ... milling machines, centreless grinders, instrument lathes and accessories like drills, mill devices, Mitutoyo concentric circles, optical projectors ... can be as requirements6)Material: iron/aluminum, copper, alloy, carbon steel, 18CrMnTi,20CrMnTi,20Cr,20CrV,1045 steel, ...