... export experience 2. ISO 9001 3. OEM service is available 4. Strict quality contral 5. Deliver in time ModelShape Dimension( ... bearing, clutch bearing, etc.3 retainer: cooper, nylon, bakelite, stainless.4 quality:ISO90005 delivery: great stock and ready goods6 Bore diameter ... GCr15, SiMn etc8 feature: low noise, long life ,high precision,9 packing: plastic bag single box+carton+pallet.(according to your ...