Jobbers Drills - Letter Sizes Are Used For Drilling In Wood, Metal And Plastic Materials.
Jobbers Drills - Letter Sizes are made of high speed steel with a coated finish for long lasting durability and dependability. Wide selection of types available for various applications and material types. Drills designed for use with cast iron and non-ferrous materials including aluminum, magnesium alloys, bronze, and other abrasive, but easily machined materials such as tempered hard board and resin-fiberglass laminates. Types are Bright Finish, Carbide Tipped, Drill Blank, Fast Spiral, Parabolic Flute, Reamer Blank and Solid Carbide. Color finishes are Bright, Polished, tiAIN and TiN. Sizes vary from Letter A to Letter Z and 3-1/4 in. to 5-1/4 in. overall length.