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. Note: Our splitting wood cone drill bit is not used for freshly cut logs. 3 drill modes: 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 fouling and opening wood for separation faster logs and increased productivity. Titanium coating to reduce friction and heat through heat treatment, makes cutting easier and more durable. Unique design and easy to use: Geometry reduces friction and saves time. Just install the bit in the electric drill. (Fits most magnetic drills). Advantage: This versatile hand tool is perfect for cutting oak, walnut, etc. Widely applicable at home, outdoors, camping, farm. Not recommended for knotted woods or large diameter hardwoods. Specification: Type: Core Drill Bit Material: High Carbon Steel Application: wood drilling Used for: impact drill Drill type: round rhinestone, handle electric drill hexagonal, round handle electric drill, square handle electric drill Instructions: Just install the drill bit into the hammer drill, then drill the wood, and the wood will be cut easily. Feature: The product is integrally formed without splicing, and is more sturdy and comfortable to use Hardening treatment, high hardness precision, wear resistance, durable in use. Grooved non-slip design for long hours of work, making work comfortable. You can easily knock down heavy wood heating, firewood at home, make it a job garlic easy, save energy and time. This drill is suitable for a wide range of uses, whether family, camping or farm, can be easily operated. Notice: 1.Electric drill not included 2. The size within 1-3cm size difference is within the normal range due to manual measurement. 3. Color may have a little difference due to lights, screens etc.