High quality material - Made of high quality high carbon steel, it is exceptionally strong, impact resistant and wear resistant. Not easy to break due to vibration. 3 Mode Drill Bits - Square handle, round handle, hex shank. Different models and sizes to meet all your needs and can be used for different types of electric drills. Efficient work to save time - Effective tools for felling and opening wood for separation rapid log cutting and increased productivity. Titanium coating to reduce friction and heat through heat treatment, makes cutting easier and more durable. Unique, easy-to-use design - The geometry reduces friction and saves time. Simply install the drill bit into the electric drill. (Fits most magnetic drills) ADVANTAGE - Split hard oak, hickory, walnut, sycamore; Not recommended for knotty woods or large diameter hardwoods. Dimensions: 15.8*3.2*3.2cm Color: Black Material: Carbon Steel