Features: Brand new and high quality Efficient Drilling This alloy tipped step drill bit offer excellent drilling performances, allowing for quick and smooth penetration through wood. Versatile Design The step drill bit features multiple diameter levels, making it suitable for various woodworking needs. Users for DIY enthusiasts who work with wood, such as those involved in home renovations or handicrafts, meeting their drilling requirements. Wide Range of Applications Perfect for home decoration tasks like furniture fixing, wooden floor installation, and constructing wooden component, ensuring fast and accurate drilling. Professional Grade Truste by craftsmen, architects, and other professionals in the woodworking industry, this step drill bit enhances work efficiency and drilling precisions. Specifications: Material: Steel, Alloy Steel Color: Black, Orange Optional Size: 2.8x8mm,3x8mm,3.2x8mm,3.5x8mm,4x8mm,2.8x10mm,3x10mm, 3.2x10mm,3.5x10mm,4x10mm (optional) Suitable for: Woodworking drilling, counterbore Package Includes: 1PC x Countersink Drill Bit note: 1. Manual measuring, please allow a little 1 ~ 2mm error, thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please allow a little color difference. 3. If you have any demand for more products,please contact us.