General description 60Pc Hand Drill Tool Set includes 10 PCB bits and 48 twist bits, designed for drilling into wood, plastic, fiberglass, and soft metals. This versatile set is ideal for crafting and precision work. Technical specifications PCB Drill Bits: 10 different sizes; Shank Diameter: 3.175mm / 1/8 inch Twist Bits: 48 pieces in sizes ranging from 0.5mm to 3.0mm Sizes of Twist Bits: 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.7mm, 1.8mm, 1.9mm, 2.0mm, 2.1mm, 2.2mm, 2.3mm, 2.4mm, 2.5mm, 2.6mm, 2.7mm, 2.8mm, 2.9mm, 3.0mm Material: Metal Color: Black Measurement allowed error: +/- 1-3cm Compatibility and accessories Includes: 10pcs x PCB Bits (1 of each size) 48pcs x Twist Bits (3pcs of 0.5mm-1.0mm size, 2pcs of 1.1mm-2.0mm size, 1pcs of 2.1mm-3.0mm size) 1pcs x Pin Vise 1pcs x Bench Vice Usage This tool set is perfect for drilling into various materials such as PC boards, plastic, fiberglass, wood, and soft metals, providing high