1/2 PRO COBALT DRL CD Single-cut texture on the sides

Single-cut texture on the sides and edges for applying a smooth finish

electrical conduit

Quad flute design for fast chip ejection

firmly fasten wood together

3/8-24X1-1/2" GR8 CAP SCREWS

1/2 PRO COBALT DRL CD Single-cut texture on the sides1 2 PRO COBALT DRL CD Made from M35 steel with 5% cobalt, Centurys Cobalt drill bits are designed to cut through extremely hard metals, including stainless steel No center punch needed: Century 135 degree quick cut points are self centering and penetrate faster with less pressurewill not walk or wander at the starting surface Extremely heat resistant, must be used and operated in power units that have a RPM speed of 1,500 or more for maximum