... ) manufacturer 4) ISO9001:2008 certificat 2012 high precision bearing shaft 1. ApplicationBearing shaft is widly applied in Lathe, grinding machine, cutting machine, ... drilled and tapped,radial holes drilled and tapped, reduced shaft diameter etc,we can machine for you ,and these ... after heat treatment and chromic which will ensure the precision of products. 3. Product and workshop photos 2012 high ...