1-49/64 in. High Speed Steel Black Oxide Reduced Shank Drill Bit with 3/4 in. Shank

A dependable, general purpose drill designed to perform in a broad range of materials in the iron and steel families. Ideal for production, maintenance or portable drilling jobs. Surface treated with abrasion-resistant black oxide. Made of high speed steel with a 118 conventional point.Drills are precision ground to maintain a high degree of concentricity between shank and body diameterBits are ideal for drilling in low and medium tensile strength materials3 in. flute length and 6 in. overall lengthBlack oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edgeDrills expand the size range capacity of a portable drill chuck, common flute and overall length for minimal adjustment during tool changesHigh speed steel materialBlack oxide finish118 conventional point