20 PC. diamond bit set 1/8'' shaft Description diamond bit set 8 Cylinder Bits: 048, 056, 062, 075, 077, 122, 129, 138 Diameter ... 3 Ball Nose Bits: 046, 065, 081 ... Diameter 1 Tapered Sphere Bit; 133 Diameter 3 Tapered Point Bits: 082, 086, 179 Diameter 1 Tapered Flat Bit: 122 DiameterAbout ...