Price
PREMIUM STEP BIT: Each unibit is made from industrial high-speed steel with a titanium nitride coating for durability and strength. Perfect for drilling clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and sheet metal.
STEP DRILL BIT FOR METAL: With a split point tip, drilling holes in metal is fast, efficient, and clean. This design accelerates cutting speed while preventing angled walking away from the center line of the bore.
SPIRAL DESIGN: The two-flute spiral grooved design deburs chips, dust, and debris for clearance and smooth cutting. With 31 step sizes, each hole made with these step bits is precise.
QUICK-CHANGE: The 1/4-inch hex shank allows for easy, convenient, and quick step bit switches. It is compatible with impact-ready power tools.
INCLUDED: Each bit set comes with 31 sizes of drill bits: 13 sizes of step drill (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-inch); 6 sizes of step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2-inch); and 12 sizes of step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8-inch).