Century Drill & Tool 24538 Pro Grade Reduced Shank Black Oxide Drill Set, 29 Piece, Made in The USA

Set includes 1/16" to 1/2" in 1/64" increments. M2 grade steel for drilling common steel (flat bar, angle iron, tubing), wood and plastic Manufactured to Aerospace NAS 907-B specifications 135 degree split point drills, black oxide finish Made in the U.S.A.