General description IRWIN Blue Groove 6X Drill Bit Set is a high-performance tool designed specifically for woodworking. This set includes six drill bits that offer 6x faster drilling penetration compared to standard flat bits, making them ideal for achieving clean and precise holes in wood. Technical specifications Diameter: 32 mm Length: 165 mm Material: Hardened steel Quantity: 6 pieces Compatibility and accessories Compatible with standard drill chucks featuring a 1/4-inch quick-change system Suitable for use with drills designed for woodworking Installation Insert the drill bit into the drill's chuck and tighten securely Ensure the drill is set to the appropriate speed for woodworking Usage Use for drilling clean, precise holes in wood Apply steady pressure during drilling for best results Ensure the drill bit is properly secured before use Other information