Features:
- Set of 3 for jobs of all sizes.- 2 fluted edges for faster・ smoother cutting.- Hex shank prevent slippage when in chuck.- Surface treatment: Titanium plating.- Ideal for using to cut holes in a variety of materials including steel・ brass・ wood・ plastic・ etc.- Material: HSS steel.- The lengths are separeately 104.5mm ( 15 step )・ 74mm ( 9 step )・ 67mm ( 5 step ).- Rotational speed: 600rpm- The 3 cutters come in the following sizes:4 - 32mm ( 4mm・ 6mm・ 8mm・ 10mm・ 12mm・ 14mm・ 16mm・ 18mm・ 20mm・ 22mm・ 24mm・ 26mm・ 28mm・ 30mm・ 32mm ).4 - 20mm ( 4mm・ 6mm・ 8mm・ 10mm・ 12mm・ 14mm・ 16mm・ 18mm・ 20mm ).4 - 12mm ( 4mm・ 6mm・ 8mm・ 10mm・ 12mm ).