
The Sutton Tools 8mm Supabit impact drill bit is a HSS Co bit for general purpose drilling in metal, timber and plastics. Made from cobalt high-speed steel and finished bright, it is built to stand up to the higher torque of an impact driver.
The cobalt content lifts abrasion and heat resistance compared with plain HSS, helping the bit keep cutting through steel, hardwood and plastic. A versatile 8mm bit for anyone who works off an impact driver and wants dependable holes across mixed materials.
Sutton Tools 8mm Supabit Impact Drill Bit is a high-quality bit designed for use with impact drivers, suitable for metal, timber and plastics. It is crafted from cobalt high-speed steel (HSS Co), providing excellent abrasion and heat resistance. The 135 degree split point design minimises wandering during the initial drilling for precise starts, and the 1/4 inch hex shank is designed for compatibility with impact drivers.
It is an 8mm diameter drill bit.
It is rated for general purpose drilling in metal, timber and plastics.
HSS Co, or cobalt high-speed steel, for greater abrasion and heat resistance than standard HSS.
Yes, the Supabit range is made to be driven by impact drivers as well as conventional drills.
It has a bright steel finish.



