Greenlee GSBSET3 Step Bit Set (#1, #4, #9)

Greenlee GSBSET3 Step Bit Set combining durable split-point tips for fast accurate penetration with patented split-step geometry to optimize chip load for faster, smoother cutting. Progressive cutting edges reduce stalling and improve torque efficiency. Improved double flute design enhances chip evacuation, cutting speeds, and tool life. Three-flat shank fits 1/2" drill chucks; laser markings provide quick size identification. Product applications include metalworking and multipurpose drilling in aluminum, brass, copper, fiberglass, mild steel, plastic and wood. Coating/finish: Steam Oxide. Material grade: M2. Shank: 3-flat. Cutting diameter and increments: set includes sizes for common step drilling tasks. Product dimensions (market listing): 5 x 16 x 12 inches; 14.07 ounces. Manufacturer part number: GSBSET3. UPC: 783310086086.

• Improved double flute design for superior chip evacuation, cutting speeds and tool life;
• Durable split-point tip for fast, accurate material penetration;
• Patented split-step design optimizes chip load for fast, smooth cutting, and more holes per charge;
• Progressive cutting edges provide balanced aggression to maximize torque efficiency and minimize stalling;