5-Piece HSS Hex Shank Step Drill Bit, Black and Gold (Sizes #1 - #5) Hex Shank Step Drills Left-hand jobber drill bits are

Left-hand jobber drill bits are designed for general-purpose drill construction

A versatile drill for production

Black oxide surface resists abrasion and improves chip flow

It has a 135° split point tip for fast and accurate drilling and is manufactured to Aerospace Standard 907 for superior quality

Sold as a pack of 5

5-Piece HSS Hex Shank Step Drill Bit, Black and Gold (Sizes #1 - #5) Hex Shank Step Drills Left-hand jobber drill bits areDescription 1 4" quick change hex shank Black and gold surface treated A single bit can be used for drilling a wide range of hole sizes in metal, plastic, and wood. The exclusive single radial concave flute creates perfectly round holes in metal, plastic, wood, and other thin materials without the need for center punching. Constructed of industrial grade high speed molybdenum steel, heat treated and temperature for long life Automatically deburrs the