1-3/8 In. X 2-29/32 In. L Metal Step Drill Bit 3-flat Shank 1 Pk

Discover the Diablo 7/8-1-3/8 in. Impact Step Drill Bit, 15 Steps. Built for electricians, plumbers, and HVAC professionals, it delivers reliable starts in thin metal, PVC, and other plastics. The split-point tip centers quickly for accurate holes, while precision grinding and a robust profile provide up to 2x faster cuts and up to 4x longer life.

With a hex shank for secure use in drills and impact drivers, this bit is designed to handle metal up to 1/8 in thick as well as PVC and other plastics. Laser-etched markings and taller step heights speed size selection and keep you drilling efficiently on busy job sites.

• Split-point geometry for fast, precise starts on steel, and plastic; minimizes wandering, reduces re-drills, and improves hole accuracy for every pass.
• Hex shank design provides a secure, slip-free grip in drills and impact drivers, delivering reliable torque transfer and stability in tight spaces.
• 15-step range from 7/8 in to 1-3/8 in covers common hole sizes with a single bit, boosting on-site versatility and reducing toolbox clutter.
• Laser-etched step markings offer quick size recognition, speeding setup and helping you maintain consistent hole diameters.
• Automated precision grinding minimizes wear across every step and yields 2x faster cuts with extended bit life in real-world use.

Experience the Difference: This Diablo bit is built for professional performance, delivering speed, accuracy, and rugged durability for metal, PVC, and plastic hole work. Ideal for installers and DIY enthusiasts alike, it helps you finish jobs faster with clean, precise results.