Features:Not easily deformed, easy to disassemble, not easy to wear.Correctly hardened and tempered so blade will not shatter when struck hardHeat treated material for necessary hardness and durabilityFor masonry and concrete demolitionIt is used for concrete polishing and flattening, and is also used for stone board surface, bridge hole bridge wall surface, cement road surface, and any concrete plane hairing.Specification:Condition: 100% Brand NewItem Type: Hammer Chisel BitType: 1: Round Head 7 teeth, 2: Square head 16 teeth (optional)Material: AlloyPackage List:1 * Hammer Chisel Bit