General description This IRWIN Blue Groove 4X Flat Bit Set includes eight high-quality drill bits designed for woodworking. Supplied in a durable hard case for easy storage and transport, the set features sizes ranging from 12mm to 32mm, suitable for various woodworking projects. Technical specifications Drill bit diameters: 12mm, 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 32mm Bit length: 152mm Number of bits: 8 Intended for: Wood Compatibility and accessories Compatible with standard drill chucks Includes a hard case for storage and organization Installation Insert the desired drill bit into your drill's chuck and tighten securely before use Usage Use for drilling clean, precise holes in wood surfaces Suitable for DIY projects, furniture making, and carpentry tasks