Hss M35 Cobalt Steel Step Cone Drill Bit Hole Saw Cutter 4-12/20/32Mm 5-21/27Mm - M35 Co 4-12mm Multipurpose Batteries & Power Max power voltage: 9V

Max power voltage: 9V

wall-mounting holder

Main material: ABS+PC

1*500ml diffuser

Hss M35 Cobalt Steel Step Cone Drill Bit Hole Saw Cutter 4-12/20/32Mm 5-21/27Mm - M35 Co 4-12mm Multipurpose Batteries & Power Max power voltage: 9VDescription: 4 12 mm (4, 5, 6, 7, 8, 9, 10,11,12mm) 4 20 mm (4, 6, 8, 10, 12, 14, 16, 18, 20mm) 5 21 mm (5, 7, 9, 11, 13, 15, 17, 19, 21mm) 5 27 mm (5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27mm) 4 32 mm (4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm) Main Functions Of Product: M35 cobalt step drill (HSS Co) is a high hardness step drill bit that is mainly applied for drilling high hardness steel, such as, the stainless steel plane and