... Price. 3. Fastest delivery time ISO9001:2008 Product: High-quality guide pillar , guide pillars and bushes , guide bush pillarSince 2001, Dongguan Jiacai Hardware ... etc 2) Main equipment: CNC machine, automatic lathe, grinder, thread rolling machine, tapping /drilling machine etc 3) Measuring & testing equipment: Projecting profile, roughness tester ...