Specifications: Material: high-quality carbon steel Size: 32 mm, 42 mm, 45 mm Shape of the bits: round, square, hexagon Efficient firewood splitting: firewood splitter drill bit is an efficient tool to help you split wood quickly, especially small pieces of wood, already thin wood, kindling. The smaller the piece, the better it works. Note that very hard woods, very wet woods, and very large logs are difficult to split Suitable for soft woods: The log splitter has better splitting effect on soft and dry wood, such as pine. It is not recommended for splitting hardwoods such as oak logs, knotty woods, or wet woods. If the wood is about 20 cm wide, split it in multiple stages. Hold the wood in place to prevent it from turning with the bit Easy to use: Use correctly by drilling straight and starting at the edge. Do not start drilling in the center or at an angle. For logs over 20 cm in diameter, pre-split the log in half using other tools before using this drill bit to save time and effort Compatible with various power drills: 32 mm, 42 mm, and 45 mm wood splitter drill bits work with hammer drills, impact drills, corded and cordless drills. Best results achieved with appropriate electric drills on soft and dry woods Strong and durable: Made of high-carbon steel with fine threading. Highly impact resistant and wear resistant. Designed for long-lasting performance. The bit head penetrates and separates wood effectively. A powerful drill enables fast splitting, even on harder woods Power requirements: The 45 mm log splitter is for heavy-duty use and works best with a hammer drill. The 32 mm log splitter is for light-duty use. Recommended minimum power: 750 W for electric drills, 500 W for hand drills. Not suitable for impact electric drills with pure electric drill function or three-jaw clamping drill chucks Package includes: 1 x drill + 3 x bits