
【Specifications】Quantity: 10pcs; Size: 4mm/ 5mm/ 6mm/ 8mm/ 10mm (2pcs each); Hex Shank Diameter: 6.35mm (1/4 inch). 【High Quality】The wood drill bit is made of quality carbon steel, using high temperature quenching technology, stable performance, wear-resistant and durable. 【Efficient and Practical】Three-point design, fast positioning, avoid shifting during work, fast drilling speed; Spiral twist drill, fast chip removal. 【Good Compatibility】1/4 inch hex shank, suitable for quick change of 1/4'' chucks or direct insertion of drill chucks, hand screwdrivers, electric screwdrivers, etc. 【Wood Drill Bit Set】Provides superior cutting power, ideal for woodworking, cuts perfectly round holes without chipping or breaking the material. Product Parameters: Specifications: 4, 5, 6, 8, 10 mm each two Shank diameter: 1/4" (6 mm) hex shank Material: carbon steel Warm Tips: 1.Please do not drill holes in concrete, stone, hard metal, glass and ceramic. 2.Please allow 1-3mm errors due to manual