＊Instant purchase welcome, silent purchase at midnight OK ◎ ＊Bulk purchase welcome! Feel free to comment. ＊Free shipping! ・Please understand that items are stored at home and will be shipped in simple packaging before purchasing (⁎ᵕᴗᵕ⁎) ・Please check the actual photos for the condition of the product♪ ※To keep prices as low as possible, we may remove the item from its box for shipping due to shipping costs. #Yuzuanri's product list is here♪ Product Description: 1. Rectangular cross-section, closed-end design die springs are mainly used in mold machinery, plastic injection, and 3D printer electrical components. 2. Load grades for each color of die spring (from lightest to extra heavy load): Yellow, Blue, Red, Green, Brown; 3. Made of spring steel material, the surface is painted blue, rust-resistant, and more durable. Specifications: Product Name: Compression Die Spring Load Type: Light Load Color: Blue Hole Diameter (Outer Diameter): 27mm Inner Diameter (Tolerance +0.5mm): 13.5mm Uncompressed Length: 40mm (+/- 2mm) Maximum Compression Rate: 40% Maximum Load: 981N Material: Spring Steel Package Contents: 1 x Compression Die Spring uxcell Die Spring Compression Die Spring 27mm OD 40mm Length Spiral Stamping Light Load Compression Die Spring 3D Printer Electronic Components Blue (6-18)