inner cam processing ; Ra0.2
mirror finishing on inner surface under Ra0.1

Exterior surface sandblasting
laser engraving ; print

Inner cam processing
uniformity of cam ditch and straight
ditch width within 0.01mm ; under Ra0.2

Mirror finishing on inner surface
Contour and end surface irregular processing
Uniformity of cam ditch width with 0.01mm
roundness within 0.015mm

mating parts processing of inner and outer guide sleeve
clearance with 0.01 ~ 0.03mm
roundness within 0.01mm

angle tolerance of inner and outer cam within 3'