Holemaker Carbide Burr 5 16x3 4inx1 4in Flame Shape DC Air Blow Guns 00 Straight 50 CN1 1 4 Size:20in 00 Straight 50 CN1 1 4 BSF Straight 25 CN12 5 16 BSF Straight 10 CN15 M8 x 1 490 Pieces Replacement Packs Available Part # Size Pack Qty C1680 1 1 8 x 5 16 30 C1680 2 5 32 x 3 8 30 C1680 3 3 16 x 1 2 30 C1680 4 7 32 x 1 2 30 C1680 5 1 4 x 9 16 50 C1680 6 5 16 x 5 8 50 C1680 7 3 8 x 3 4 50 C1680 8 7 16 x 13 16 50 C1680 9 1 2 x 7 8 50 C1680 10 9 16 x 15 16 30 C1680 11 5 8 x 1 30 C1680 12 11 16 x 1 1 16 15 C1680 13 3 4 x 1 1 8 15 C1680 14 13 16 x 1 3 16 10 C1680 15 7 8 x 1 3 8 10 C1680 16 1 x 1 1 2 10 CARBIDE BURRS DOUBLE CUT FLAME SHAPE Head Diameter: 5 16” Flute Length: 3 4” Overall Length: 2 1 2” Shank Diameter: 1 4” Style: SH 2