One complete set of 100mm THK Diamond velcro backed flat lapping wheels (included 10 pieces of wheels AND one backer).
Outside diameter : 100mm (close to 4 inch)
Thickness (whole wheel) : 3mm (1.5mm metal part & 1.5mm velcro backed)
Arbor hole : 1/2 inch (close to 12.7mm)
Grit : 60, 120, 240, 320, 500, 600, 800, 1200, 1500 & 3000 (complete set, total 10 pieces)
RPM : 4000 RPM
Usage : WET (adding water as coolant is a MUST)
Diamond coating Density : Perfectly high, almost 97%
Backer : 5/8 inch female thread (M14 thread is available, please write us if you need M14 backer, otherwise we will provide 5/8 inch thread)
Suitable for grinding and polishing jewelry, glass, rock & stone, etc.
IMPORTANT Please run those wheels by various speed grinder (0 - 4000 RPM). If the grinder runs too fast, the wheel cannot run stably and those diamond sands will wear out very quickly.
Please wear safety equipments like goggles and plastic gloves.
Regular Air Mail from Hong Kong to Worldwide is US$10.00 and takes 7-10 days for delivery.
We will ship your order within 24 business hours after payment has been received and cleared.
We are pleased to combine shipping on multiple orders. If you have purchased three to five items at a time, you will receive a 20% discount on shipping cost. Six items or more at a time, you will receive a 25% discount on shipping cost.
Thank you for looking.