Splitting bit (42mm) with hex shank, round/square handles, different types of bits are available for different electric drills, most types of soft and hard wood can be opened. Carbon steel with heat treatment and titanium coating, high frequency U-shaped non-slip thread, bit tip continuous heat treatment, our drill bit uses high frequency heat treatment, which not only guarantees the hardness of the bit, but also also ensures durability. Geometry reduces friction and saves time. Just install the bit in the electric drill. Pointed head, high efficiency, grooved handle, non-slip, suitable for long hours of work. For logs and wood opening for quick log separation and increased productivity. Titanium coating to reduce friction and heat through heat treatment, for easier and longer lasting cutting. Just install the bit in the power drill and drill through wood, and wood heater will be knocked over easily. The thread is very deep, the deeper the thread of the head, the faster the firewood.