Description
- Self starting- No need for a pilot hole.
- Cobalt coated to reduce friction and run cooler.
- Super strong: Made of super strong HSS steel for added durability and bit life
- Versatile: Set includes five standard SAE step drill bits with a two-flute design for faster, smoother cutting and a tri-flat shank for a sure grip
- Cuts and deburrs: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill
Two-flute Design for Faster, Smoother Cutting. 6mm shank - 4 to 12mm (9 steps with 1mm increment), 4 to 12mm (5 steps with 2mm increment). 8mm shank - 6 to 18mm (7steps with 2mm increment) 4 to 22mm (10 steps with 2mm increment). 10mm shank - 6 - 35mm (13 steps, 6, 8, 10, 13, 16, 18, 20, 22, 25, 28, 30, 32, 35mm).