Bosch NKST20 Daredevil Nailkiller Short Auger Bit, 7-1/2 Inch BackToSchool The ECOFLEX material does not

The ECOFLEX material does not expand and contract like wood so the structure will remain in tact for much longer than wood

better grade

Runs on high & low

Circle Cutter/Straight Edge Guide

Mixing may be required to ensure product uniformity

Bosch NKST20 Daredevil Nailkiller Short Auger Bit, 7-1/2 Inch BackToSchool The ECOFLEX material does notBosch Daredevil auger bits offer leading edge technology in wood drilling; designed for superior performance against nail hits. A reinforced spine delivers additional strength during aggressive drilling. Highlights: Overall Length: 7 1 2 inch Diameter: 1 1 4 inch Flute Length: 4 inch Shank Size: 7 16 inch Works in wood, tough on nails Dual cutting edges deliver easier nail cutting & balanced drilling Open faced flute offers improved chip removal