Irwin offers a complete line of Metal Twist Drill Bits, including Black Oxide, Turbo Point, Titanium Nitride, and Cobalt Drill Bits under the brand name Hanson. Carbide drill bits with 135 degree split point ensure a true start and eliminate bit walking. No center-punching is required, and the 3/16" pilot drill is double-ended for long life. The woodboring drill bits are good for fast, rough or clean and exact holes. Irwin's extensive line of woodboring drill bits provide the user with the best available tools for each application in achieving their wood drilling needs.
The hammer drill bits with patented flute designs and tip geometries increase hammer drilling speeds to achieve more work in less time. They are manufactured to ANSI standards. Unibit cobalt step drills are made of high speed steel and this step drill bit will last longer in the toughest of materials. Irwin drill accessories include professional countersinks and steel drill gauges.
The Hanson Extractor & Drill Bit 35PC Set contains master screw extractors and left-hand cobalt drill bits in plastic case. The spiral screw extractors are designed to remove broken studs, bolts, socket screws and fittings. Multi-Spline extractors can be used when space is limited or if you need to get a good grip without drilling a deep hole in the fastener. Extractor sizes and recommended drill bit size are etched on each tool.
Left-hand cobalt drill bits are designed to drill counterclockwise into screws and bolts to loosen them. Set includes 6 spiral screw extractors, 13 multi-spline screw extractors and 16 left-hand mechanics length cobalt drill bits in sizes 5/64in. to 1/2in.