Diamond Lamp Bit, 1", 220-Grit Tumbling Type IIa diamonds contain virtually

Type IIa diamonds contain virtually no nitrogen impurities

and easily remove it from the case for a customer’s inspection

The display comes with 50 full-size Sunshine Cloths (7-1/2" x 5")

This GRS® Alexandre stone setter's package comes with everything you need to set stones like a pro

Its precision-formed shape allows you to quickly and easily create complex structures and mechanisms

Diamond Lamp Bit, 1", 220-Grit Tumbling Type IIa diamonds contain virtuallyIdeal for use with the Dura BULL flat lap machines, this lamp bit features a gentle hourglass shape coated with 220 grit industrial diamond; the shape offers two different angle for shaping and polishing materials such as stone, marble, tile, glass and metal. Secure this bit with a set screw on the side; an Allen wrench is included. Fits onto any 3 8" shaft. Grinding surface: 1". Dimensions: 31. 75 x 19. 05mm Material: Diamond Grit: 220 Head Shape: