Mtsooning 10PCS Twist Drill Bits,3mm HSS Reduced Shank Micro Bits for Straight Shank Electrical Drilling Tool Stainless Steel Wood Metals

Precise: This drill bit set contains 10 precision HSS drill bits, specially designed for precise machining of small objects., Design: The high speed steel straight shank design is more suitable for many electric drills, the sharp and twisted double groove design makes the drilling operation more stable and easy., Material: The drill set made of high speed steel 4341 has excellent strength and good toughness. It is suitable for various usage scenarios such as wood, stainiess steel and soft metal., Note: This reduced shank micro bits is not suitable for glass, ceramic, high carbon steel, heat treated steel. If you have questions, please contact us., After-sales service: If you have any problems with use, replacement, damage, etc., please contact us when you need help, we will provide you with a good shopping experience.