General description The 13 Piece High Speed Steel Twist Drill Bit Set features a range of drill bits from 1.5mm to 6.5mm, designed for drilling into wood, metal, and plastic. The set includes 13 professional twist drill bits that provide versatility and precision for various applications. Technical specifications Bit sizes: 1.5mm (1/16"), 2mm (5/64"), 2.5mm (3/32"), 3mm (7/64"), 3.2mm (1/8"), 3.5mm (9/16"), 4mm (5/32"), 4.5mm (11/64"), 4.8mm (3/16"), 5mm (13/64"), 5.5mm (7/32"), 6mm (15/64"), 6.5mm (15/64") Material: Titanium-coated high-speed steel Compatibility and accessories Compatible with electric screwdrivers and standard drill chucks 6.35mm hex handle for easy bit changes Installation Designed for quick and easy installation in power tools Usage Ideal for drilling into wood, metal, and plastic Features a 135° cutting angle for automatic centering and quick penetration Threaded flutes for efficient chip and debris removal