Specification Brand : uxcell BulletPoint1 : Compression Springs: The package contains 6pcs of extension springs, their wire diameter is 0.5mm / 0.02", outer diameter is 3mm / 0.12", and the length is 15mm / 0.59". BulletPoint2 : Durable Material: These compression springs are made of 304 stainless steel, which is rust-proof and corrosion-resistant. The material has good performance, high-temperature resistance, and durability, making it suitable for long-term indoor and outdoor use. BulletPoint3 : Flexible and Elastic: The spring adopts an open coil spiral design, with large coil spacing, and prominent curves, and can effectively absorb shock. It has good plasticity and elasticity, providing stable support for mechanical devices. BulletPoint4 : Easy to Use: No tools are required, usually insert them into the corresponding holes or fixtures, saving time and effort. The compression spring can withstand a certain load and cannot deform or damage easily. BulletPoint5 : Application: The spring coil provides a good balance of strength and flexibility, making it suitable for shop and home repairs, DIY projects, ballpoint pens, toys, household appliances lawn mowers, and electronic devices. Color : Silver ItemName : uxcell 6Pcs Compression Springs, 0.5mm Wire Diameter x 3mm OD x 15mm Length 304 Stainless Steel Extension Spring Ballpoint Pen Pressure Springs for Shop Home Repairs, Silver ItemPackageDimensions_Height : 0.2 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 6 ItemTypeKeyword : compression-springs Manufacturer : uxcell Material : 304 Stainless Steel Material1 : Plastic Material2 : spring steel ModelName : Compression Springs ModelNumber : a22041500ux0258 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : a24072100ux0105 ProductDescription : Description: Durable Material: These compression springs are made of 304 stainless steel, which is rust-proof and corrosion-resistant. The material has good performance, high-temperature resistance, and durability, making it suitable for long-term indoor and outdoor use. Flexible and Elastic: The spring adopts an open coil spiral design, with large coil spacing, and prominent curves, and can effectively absorb shock. It has good plasticity and elasticity, providing stable support for mechanical devices. Easy to Use: No tools are required, usually insert them into the corresponding holes or fixtures, saving time and effort. The compression spring can withstand a certain load and cannot deform or damage easily. Application: The spring coil provides a good balance of strength and flexibility, making it suitable for shop and home repairs, DIY projects, ballpoint pens, toys, household appliances lawn mowers, and electronic devices.