Flex Hex Shank Driving Bit Set, 1/4" Drill, 41 Piece

Century's Pro-Grade Black Oxide, USA made Black Oxide Drill Bits are manufactured from industrial high speed steel surface treated for high performance and long life. M2 grade steel for drilling common steel flat bar angle iron tubing wood and plastic. No center punch needed Century 135° quick-cut points are self centering and penetrate faster with less pressure will not walk or wander at the starting surface. Manufactured to Aerospace NAS 907-B specifications. 21 piece multi-purpose set. Manufactured from industrial high speed steel, surface treated for high performance and long life. M2 ...

Century's Pro-Grade Black Oxide, USA made Black Oxide Drill Bits are manufactured from industrial high speed steel surface treated for high performance and long life. M2 grade steel for drilling common steel flat bar angle iron tubing wood and plastic. No center punch needed Century 135° quick-cut points are self centering and penetrate faster with less pressure will not walk or wander at the starting surface. Manufactured to Aerospace NAS 907-B specifications. Manufactured from industrial high speed steel, surface treated for high performance and long life. M2 grade steel for drilling ...

Century's Pro-Grade, USA made cobalt drill bits are made from M35 steel with 5% cobalt and designed to cut through extremely hard metals, including stainless steel. No center punch needed: No center punch needed: Century's 135° quick-cut points are self-centering and penetrate faster with less pressure. Drill bit will not "walk" or "wander" at the starting point. Extremely heat resistant, must be used and operated in power units that have a RPM speed of 1,500 or more for maximum efficiency. Made from M35 steel with 5% cobalt, Century's Cobalt drill bits are designed to cut through ...

Century's Black Oxide Drill bits are manufactured from industrial high speed steel surface treated for high performance and long life. M2 grade steel for drilling common steel flat bar angle iron tubing wood and plastic. No center punch needed Century 135° quick cut points are self centering and penetrate faster with less pressure. Will not walk or wander at the starting surface. 3/8" reduced shank. Manufactured from industrial high speed steel, surface treated for high performance and long life. M2 grade steel for drilling common steel (flat bar, angle iron, tubing), wood, and plastic. ...

Century's cobalt drill bits are made from M35 steel with 5% cobalt and designed to cut through extremely hard metals including stainless steel. No center punch needed Century 135° quick-cut points are self centering and penetrate faster with less pressure will not walk or wander at the starting surface. Extremely heat resistant must be use and operated in power units that have a RPM speed of 1500 or more for maximum efficiency. Made from M35 steel with 5% cobalt, Century's Cobalt drill bits are designed to cut through extremely hard metals, including stainless steel. No center punch ...