Thank you for viewing! #ERi Follow-on Discount Available Other Products List Other items are also on sale♡ ● Instant purchase OK! ● Shipping included! ✨Last one available✨ Hole diameter (outer diameter): 8mm; Inner diameter (tolerance + 0.5mm): 4mm; Free length: 90mm (+/- 2mm); Maximum compression rate: 32% Color: Red; Load type: Medium load; Material: 65Mn; Rectangular cross-section, closed-end design. Die springs are mainly used in die machinery equipment for plastic injection molding, 3D printers, and electrical components. Made of 65Mn material, the surface is painted red, making it rust-resistant and highly durable. Package contents: 1 x compression die spring Please understand that this item is stored at home and will be shipped with simple packaging before purchasing ( ⁎ᵕᴗᵕ⁎ ) Please check the actual photos for the condition of the product (*ˊ˘ˋ*) I have taken it out of the box once to take photos, so it is new, but I have set it to "Like new". * In order to sell at a slightly lower price and due to shipping costs, we may ship the item without the box. Please understand. Die spring spiral stamping medium load compression die spring for 3D printer electrical parts red outer diameter 8mm length 60mm 13-53