These drill and tap combinations produce a thread that is strong and easy to tap 135° split point HSS drill bits ensure fast, precise drilling High carbon steel plug taps are ideal for general purpose threading Lock & Hardware Drill & Tap.
Size #40. 6" working length. Drill bushing type (most commonly ordered series) for drilling duplicate matching holes in overlapping sheets. Drill Guide Duplicators lets you drill directly by using the duplicator as a drill guide.
4" Overall Length Drill Extension. Used to extend drill bits, pilot cutters, etc. 1/4" shank on one end for air or electric drill and 1/4"X28 internal thread.
Allows you to extend the length of your threaded drill bits, or pilot cutters to reach into recessed areas. One end is threaded male 1/4"-28 to fit into your Angle Drill, and the other has a 1/4"-28 female to accept the bit. 4" Working Length.
Swivel action - makes deburring & countersink holes fast & easy. Molded handle with 2” long plated steel shaft with 1/4”-28 threaded holder. Includes (1) 3/8” X 100° 3-flute burring cutter and 8” extension shaft for deburring the inside of flanges & other