60PCS HSS Drill Bit Set

🔫【Brand New Upgrade Material】This drill set is made of High-Speed Steel, 4341 High Quality Gold Titanium and Black Nitride Double Coating, enhance the surface hardness of the drill to improve machining accuracy, improve temperature resistance and wear resistance, performance and durability are proven., 🔫【Multiple Sizes】It contains 60pcs total quantity and 10 sizes: 1mm/1.5mm/2mm/2.5mm/3mm/3.5mm/4mm/4.5mm/5mm/6mm. Enough quanty drills meet your need and regular replacement.The drill bit set fits into the majority of power drills currently on the market., 🔫【Professional & DIY Use】Good choice For DIY, Home, and General Building / Engineering Using. This drill bit set apply for Stainless Steel, Aluminum Alloy, Iron, Copper, Metal, Wood, Plastic. ❎ ≦2.5mm drills are not recommended to drill metal, only suitable for plastic and wood. NOT for glass, ceramic or concrete drilling., 🔫【Twist Design & Performance】The 135° fast cutting split point penetrates quickly with less pressure, Extremely high hardness, in the drilling work has excellent processing performance, All grinding sharp ligament sticky milling work hole smooth no burr., 🔫【100% Reliable After-Sales Service】Come in a transparent plastic case for easy storage and transportation. The drill bit is heavy, and the plastic box is easily damaged during transportation. If you have any questions, please feel free to contact us, and we will try our best to solve it for you.