General description These 5pcs Wood Drill Bits are designed for precision drilling in wood, plywood, and plastic products. Made from high-quality tungsten steel and heat-treated for enhanced durability, these bits ensure sharp edges and smooth cutting performance. Technical specifications Material: Tungsten steel Sizes: 40mm, 45mm, 50mm, 60mm, 70mm Usage Ideal for drilling wood products, drawers, and plastic materials. Best used with machines that have good fastening performance, such as drilling machines, bench drills, vertical drills, and stand motor drills. If using a hand electric drill, it is recommended to operate with a vise for better stability. Other information Each drill bit is individually packed in a plastic bag with oil to prevent rust. Includes a plastic storage box to protect the drill bits from dulling.