Free Shipping Blue TL 20mm X 10mm X 40mm Metal Tubular Section Mould Die Spring
free shipping blue TL 20mm x 10mm x 40mm Metal Tubular Section Mould Die Spring 10pcs/lot DIY Supplies: Metalworking Model Number: H16312 Specification: Product: Name Mould Spring Material: Steel Outside Diameter 20mm Inner Diameter 10mm Total Length 40mm Color BLUE Package Content 10PCS x Die Mould Spring Description: Made of good quality steel in green, features high elasticity and high precision, can save space and generate stronger force as compared with round wire coil spring. This Mould Spring is widely used in the punching moulds, metal die-casting moulds, plastic injection moulds and mechanical equipment with rigid structure.