Concrete Drill Bit Four-Edge Serrated Drill Bits 1/4 Shank High Hardness Steel Metal Drill For Brick

Features: This drill bits set delivers superior toughness and wear resistance, ensuring fast hole cutting speeds and a long lifespans for efficient drilling operations. Made from alloy, these multi purpose drill bits are suitable for electric drills and boring through ceramics, granites, tiles, stone, wood, plastic, and concrete wall. Ideal for DIYer enthusiasts, professional contractors, and homeowners who require tool for everyday projects and demanding tasks. Use this versatile drill bits set for home renovations, construction work, and craft projects where precisions drilling on hard surfaces like tiles or concrete is essential. Featuring minimal cutting resistance, these drill bits provide smooth and effective performances across diverse applications, enhancing productivity in any job.

Specifications: Component:Metal Quantity:4,5,7 4PCS：6+8+10+12mm 5PCS：5+6+8+10+12mm 7PCS：3+4+5+6+8+10+12mm

Package Includes: 4/5/7Pcs Drill Bit

note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.