Features 1、PVC rubber, integral molding, steel hammer core, built-in steel ball. 2、No elastic hammer, shockproof, no damage to striking objects. 3、Acid-proof, alkali-proof, non-spark percussion, suitable for petrochemical, coal mine and other occasions with high explosion-proof requirements 4、Ergonomics handle can reduce the fatigue when long time using. 5、Proper hardness ensures that it will not be deformed or broken when strike something. Specification Features: PVC rubber, integral molding, steel hammer core, built-in steel ball. No elastic hammer, shockproof, no damage to striking objects. Acid-proof, alkali-proof, non-spark percussion, suitable for petrochemical, coal mine and other occasions with high explosion-proof requirements Ergonomics handle can reduce the fatigue when long time using. Proper hardness ensures that it will not be deformed or broken when strike something. Specification: Material: PVC, steel Package List: 1 x Hammer Package List