New 1 piece of 6 inch Diamond Flat Lap wheel.Outside diameter : 150mm (close to 6 inch)Thickness : 1.2mmArbor hole : 1/2" (close to 12.7mm) Diamond coating Density : Perfectly highDiamond coating surface area : almost 97%Suitable to grind and polish jewelry, glass, rock, etc ......We have Grit 60, 80, 100, 150, 240, 320, 500, 600, 800, 1200, 1500, 3000 available.THK® specialized in a wide range of diamond tools, nuts & bolts, bits, saws and machinery etc. Our products are quality assured according to the advanced technology applied and strictly control the quality of raw materials. We supply many of the mainstream Construction Companies right here in Hong Kong. Our products are in use at many of the larger projects such as the HK airport and HK Disney Land.We will ship your order within 24 business hours after payment has been received.Registered Air postage from Hong Kong to the United States is FREE and takes 7 to 14 days delivery to your home.Please check the shipping cost to other countries by clicking 'shipping and payment' as above.