Product Description Features: *Made of alloy steel,High hardness,wear-resistance and long-lasting use *Suitable for demolition, carving, scaling, and crushing of hard stone, bricks, concrete, etc. *Applies to concrete, building construction, geological survey or other working *Using a concrete chisel to break stones or make grooves, please use appropriate force to strike. *Punches are great for mechanical work, such as automotive or body work, drive or remove pins,etc *Including 3pc Flat…