Titanium-Plated Spiral Groove Step Drill Bit Set (4-32mm, 4-20mm, 4-12mm) - Hex Shank Hole Expander

This versatile drill bit set is designed to tackle a wide range of drilling tasks with ease and precision. Featuring a titanium-plated finish for enhanced durability and longevity, these bits are engineered for efficient performance in various materials, including metal, plastic, and wood. The set includes three spiral groove step drill bits, offering size options of 4-32mm, 4-20mm, and 4-12mm, allowing for precise and clean holes in your projects. Each bit is equipped with a hex shank, ensuring a secure and stable connection with most standard drill chucks. Ideal for both professional and DIY enthusiasts, this set is perfect for expanding existing holes or creating new ones, delivering smooth, burr-free results every time. Material: Purple sandalwood Manufacture country: China Instructions included: No