General description The Long Wood Drill Bit Set includes seven high-quality drill bits, each 300 mm long, designed for demanding woodworking tasks. The set features bits made from high-speed steel and robust HC steel, ensuring stability and durability for various applications. Technical specifications Bit diameters: φ4mm, φ5mm, φ6mm, φ7mm, φ8mm, φ10mm, φ12mm Length of each bit: 300 mm Materials: High-speed steel (φ4mm, φ5mm, φ6mm) and HC steel (φ7mm, φ8mm, φ10mm, φ12mm) Usage The drill bits are optimized for drilling deep, precise holes in a variety of materials, including soft and hard wood, plywood, particle board, hardboard, and various plastics. Their unique design promotes efficient chip removal, making them ideal for both professional and DIY projects. Other information