Hougen® Adapter with Set Screw For 1/4" Shank Twist Drills

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 ...

Heavy-duty construction for drilling in tougher materials. Manufactured from high-speed steel. 135° P3 split point is self-centering for reduced thrust and easier penetration. Sizes smaller than .0625" do not have split point. Three flats on the shanks on sizes 3/16" and larger for tighter chucking. Black and gold oxide surface finish increases wear resistance and adds lubricity, improving chip flow. For drilling in stainless steel, tool steel, alloy steel and cast iron. Made In USA. Pack Of 6. 30 Day Warranty.

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. 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 ...