Cle-Line C21134

The CLE-LINE - C21134 is a reduced shank drill bit set consisting of 33 drill bits ranging in size from 1/2 inch to 1 inch, measured in fractional inches. made from high speed steel (general purpose grade) with a black oxide finish, these drill bits have a straight shank diameter of 1/2 in. The set includes spiral flute drill bits with 2 flutes and a 118-degree point angle, intended for drilling the following materials: alloy and carbon steel, cast iron, and wood. The bits have an overall length of 6 inches with a flute length of 3 1/8 inches and a depth-to-diameter ratio of 4x, compatible with drill chucks that accept a 1/2 in straight shank. - Contains 33 drill bits with sizes from 1/2 in to 1 in in 64ths increments - Reduced shank design with 1/2 in straight shank diameter - made from high speed steel (general purpose grade) - Spiral flute type with 2 flutes and helix angles between 30° and 34° - 118-degree point angle with right-hand cutting direction - black oxide finish - Overall length 6 in; flute length 3 1/8 in - Supplied in a metal index case for organized storage - Intended for drilling the following materials: alloy and carbon steel, cast iron, and wood