Specification Brand : Tyenaza BulletPoint1 : Size - Outer diameter of the dpring ring: Approx. 34.4mm / 1.4in. Inner diameter of dpring coil: Approx. 28mm / 1.1in. Wire diameter: Approx. 3.18mm / 0.1in. BulletPoint2 : Suitable for: There is a 150, 190 and 250 general air hammer retaining spring which can cushion the working machine. Number of wire rings: 8 turns. BulletPoint3 : Material: The air hammer chisel spring is made of carbon steel material, durable to use. Strong, durable, not easy to fade. Practical impact resistance, small size, stable performance, easy to replace. BulletPoint4 : Main Function: Use the energy stored in its own deformation to reduce the vibration and impact of the machine or component, and to control the movement of the machine or component. BulletPoint5 : Application: Air hammer retainer spring is widely used in the automobile industry, sheet metal industry, tire repair industry, construction industry, machinery factory production lines, etc. Color : Blue,red DrillType : hammer_drill ExternallyAssignedProductIdentifier : 3643275408675 ExternallyAssignedProductIdentifier1 : 0743557625158 ExternallyAssignedProductIdentifier2 : 743557625158 FinishType : Chrome IncludedComponents : Pneumatic Hammer ItemName : Tyenaza Air Hammer Retaining Quick Spring, Smoothing Pneumatic Air Rivet Hammer Tool for 150 190 250 Pneumatic Hammer ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 24 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemTorque : 1.5 newtons ItemTypeKeyword : power-hammer-drills Manufacturer : Tyenaza Material : Carbon Steel MaximumPower : 1200 watts MaximumTorque : 1.5 newtons ModelName : Pneumatic Hammer ModelNumber : 1 NumberOfItems : 1 PartNumber : Tyenazafwp2onavr8 PowerSourceType : PowerSource ProductDescription : Specification: Condition: 100% Brand New Color: Black Material: Carbon Steel Number Of Wire Rings: 8 Turns Weight: Approx. 58g / 2.0oz Outer Diameter of the Spring Ring: Approx. 34.4mm / 1.4in Inner Diameter of Spring Coil: Approx. 28mm / 1.1in Wire Diameter: Approx. 3.18mm / 0.1in