Depressed center grinding wheel for metal and stainless steel Our strength points and advantages: 1. Manufacturer 2. Introduce JAPAN advanced technology and equipment, refer to JAPAN advanced management concept. 3. Superior metal ring and the raw material guarantee the quality. 4. Supply all kinds of specification as your required. 5. Free sample is available 6. High quality with the best service. Features: 1. High metal removal rate. 2. Less material loss, noise and dust, few sparks.  3. High strength, durability and sharpness,high efficiency and safety   4. Low vibration and high stability for comfortable grinding.  5. Strict quality testing,good after-sale service.  6. Packing: inner box +outer carton or as your requirement. 7.Accept OEM order. 8.Payment terms：TT or negotiation. Working process: Material testing-mixing- product forming-hardening-inspecting-packing Application: 1.Grinding wheel professionally for grinding/polishing all kinds of metal,steel,stainless steel and stone etc 2..suit for high power angle grinder,pneumatic grinder,which can cut all kinds of steels,and remove welding dregs. Safety Recommendations: 1.Wear protective goggles and gloves;  2. Wear ear protectors; 3. Wear dust respirators; 4. Not exceed maximum R.P.M. 5. Not approved for side grinding;  6. Observe safety recommendations; 7.Not approved for wet grinding 8.Not approved for free-hand and hand-held operation.