Features: <br>1. 100% brand new and high quality. <br>2. There is a 150, 190 and 250 general air hammer retaining spring which can cushion the working machine <br>3. Made of carbon steel material, durable to use. <br>4. It is easy and convenient to replace. <br>5. Small body and stable performance. <br> <br>Specification: <br>Condition: 100% Brand New <br>Color: Black <br>Material: Carbon Steel <br>Number Of Wire Rings: 8 Turns <br>Weight: Approx. 58g / 2.0oz <br>Outer Diameter of the Spring Ring: Approx. 34.4mm / 1.4in <br>Inner Diameter of Spring Coil: Approx. 28mm / 1.1in <br>Wire Diameter: Approx. 3.18mm / 0.1in <br> <br>Package List: <br>1 * Air Hammer Retaining Spring<br>1、100% brand new and high quality. <br>2、There is a 150, 190 and 250 general air hammer retaining spring which can cushion the working machine <br>3、Made of carbon steel material, durable to use. <br>4、It is easy and convenient to replace. <br>5、Small body and stable performance.