High Quality Material Made of high quality high carbon steel,it's exceptionally strong, impact resistant and wear resistantNo easy to breaks due to vibration3 Modes Drill Bits Square Handle,Round Handle,Hex ShankDifferent models and sizes to meet your all needs and can be used for different types of electric drillsEfficient Work to Save Time Efficient tools for logging and open the wood for quick separation of logs and increased productivityTitanium coating to reduce friction and heat by heat treatment,makes cutting easier and more durableUnique Design and Easy to Use Geometry reduces friction and saves timeJust install the drill bit into the power drill( Fit most magnetic drills)ADVANTAGE Split tough oak, hickory, walnut, sycamore;Not recommended for knotty woods or large diameter hardwoodsDimensions: 158*32*32cmColor: BlackMaterial: Carbon steel