Unibit UN20 Frac/Hole Enlarging, Multi Hole 9/16 In 1 In VGPUN20
Diamond Beveling Chamfer Bits Countersink Drill Bit Existing Holes Enlarging Shaping Trimming Porcelain Marble Glass Granite Ceramic 1-1/16" to 3-1/4" and 2" zero tolerance grinding drum milling bit and polish pad -