Features High Quality The air hammer retaining spring is made of carbon steel, which ensures its durability and longevity. VERSATILITY The product is available in three different sizes - 150, 190 and 250 - making it suitable for various general pneumatic hammers. EASY REPLACEMENT The retaining spring is easy and convenient to replace, saving you time and effort. Compact design: thanks to its small body, the retaining spring does not take up much space and is easy to store or transport. Stable performance: the retaining spring ensures the stability and damping of the working machine, ensuring smooth and efficient operation. Specification: Condition: 100% brand new Color: black Material: carbon steel Number of wire rings: 8 turns Weight approx. 58 g/2.0 oz. Outer diameter of the spring ring: approx. 34.4 mm / 1.4 inches. Inner diameter of the spring coil: approx. 28 mm/1.1 inches. Wire diameter: approx. 3.18 mm/0.1 inches. Package list: 1 x air hammer retaining spring Package List