Material: High-carbon Steel Type: Accessories Shank Shape: Round, Square, Hex Color: Black Diameter: 32mm/1.26in, 42mm/1.65in Handle Diameter: 10mm/ 0.39in(Square&Triangular Shank), 9.5mm/ 0.37in(Round Shank) Specifications: 1High quality materials ensure maximum strength and durability for long-term use. 2Easy to operate. The sharp head helps to open the wood faster. 3The drill will help you cut firewood easily and quickly, saving a lot of time and energy. 4Easy to use, just install the drill bit into the hammer drill, and then drill the wood, it is easy to pour out the wood. 5There are many types of drills that can be used for different electric drills / hammers. You can choose the right drill according to your needs. Package Included: 1 x Drill 1 x Handle