... and pressure testing equipments.Post processing machine: Drill machine, multipoint drill machine, Dull polish machine, Polishing machine, Slinging machine, Cylinder processing machine, lapping machine, punching, and baking finish equipment.Production ... , Weight: ranging from 0.50g to 10,000kg4,Surface finish: polishing, oiled(rust-prevented), zinc-plated, chrome-plated, hot-galvanized, sandblasting ...