Four-Edged Serrations Drill Bit Set Drilling Tool For Glass Tile and Concrete 6-12mm Multifunction Drill Bit

Features: Superior Cutting Stability : Made from alloy for wear resistance, maintaining stability during drilling. Easily handles glass and tiles hardness challenges, perfect for home renovation and professional construction projects. Precisions Positioning Design : Unique 4 blade serrated structure increases drilling efficiency by 40%, ensuring accurate hole placement. Solves traditional single blade bit slippage issues, ideal for DIYer home decor projects. Dry Drilling Optimized : Designed for dry use with 300°C heat resistance, preventing burns and extending lifespans. Not water cooling needed, making indoor drilling safe and more convenient for homeowners. Wide Tool Compatibility : Fits 6mm 12mm power tools, offering flexibility for varied needs. Solves multi tool compatibility issues, ideal for professional and hobbyists requiring frequent tool changes. User Friendly Operations : Not need special skills required, simple steps for hole creation. Reduces learning curves for beginners, perfect for home repairs and small renovations, especially for busy parents and new DIYers.

Specifications: Component: Alloy, Carbon Steel Shank:4mm(1/4''),8mm(5/16''),10mm(3/8''),12mm(1/2'')

Package Includes: 4Pcs 6mm Drill Bit 2Pcs 8mm Drill Bit 2Pcs 10mm Drill Bit 2Pcs 12mm 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.