• Step bit set (#1, #4, #9)
• 10 gauge (3.5 mm) maximum sheet metal thickness
• Cuts mild steel, aluminum, brass, copper, wood, fiberglass, plastics and laminates

The Greenlee GSBSET3 Step Bit Set features a durable split-point tip, these bits ensure fast and accurate material penetration, allowing you to tackle various materials with ease. The patented split-step design optimizes chip load, resulting in faster, smoother cutting and enabling you to achieve more holes per charge. With progressive cutting edges, this set balances aggression with torque efficiency, minimizing the risk of stalling during operation.

The improved double flute design enhances chip evacuation, significantly increasing cutting speeds and extending tool life. Designed to fit all 1/2" drill chucks, the three-flat shank ensures a secure grip for consistent performance. For added convenience, each bit is marked with laser engravings for quick and easy identification of product and size, making your workflow more efficient.