Lenox Vari-Bit Step Drill Bit

Double-fluted VARI-BI is made of high speed steel with a steam oxide surface treatment. Because of its high heat and wear resistance, it cuts much faster and lasts much longer than ordinary step drills. Drills various types of material including stainless steel, metal, wood, plastic etc. Cutting depth is 3.2mm *VB01 – 13-Steps (1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2″) *VB02 – 9-Steps (1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1″) *VB12 – 5-steps (7/8, 1-1/8, 1-7/32, 1-1/4, 1-3/8″)