General description The Long Wood Drill Bit Set includes seven high-quality drill bits, each 300 mm long, designed for demanding tasks in woodworking. The set features bits made from high-speed steel and robust HC steel, ensuring stability and longevity. Technical specifications Set includes drill bits of diameters: φ4mm, φ5mm, φ6mm, φ7mm, φ8mm, φ10mm, φ12mm Length of each bit: 300 mm Material: High-speed steel (φ4mm, φ5mm, φ6mm) and HC steel (φ7mm, φ8mm, φ10mm, φ12mm) Usage Suitable for drilling in soft and hard wood, plywood, particleboard, hardboard, and various plastics Optimized for deep drilling applications Other information Includes a safe and environmentally friendly storage case