... American type, British type and French type claw hammer series, ball peen hammer series, mason’s hammer series, sledge hammer series, machinist’s hammer series, chipping hammer series, rubber mallet hammer ... *21cm 20/19kgs 24pcsAdvantages: 1.Available hammer head material: 45# carbon steel, cast iron 2.Available hammer head finish: CP, NP, BJ, ZP 3 ...