Four-Edge Serrated Eccentric Drill Bit Tile Concrete Glass Hole Dry Drill Cross Drill Bit Set

Material: Tungsten Carbide Size: As shown Color: As shown 1. Four-edge serrated drill bit design improves drilling efficiency and is suitable for a variety of materials such as plastic, and soft metals. 2. Made of high-strength alloy steel, it is wear-resistant and solid, extending its service life. 3. Optimized serrated edge structure reduces slippage and improves drilling accuracy. 4. Suitable for manual and electric drills, widely used in home repairs and industrial construction. 5. Compliant with international safety standards, ensuring stability and safety during operation. Package Includes: 1 package contains 1 set products,include 10pieces different products.