Description
Made of good quality metal, features high elasticity and good precision, installed small size and generate strong force Compression Spring is widely used in the punching moulds, metal die-casting moulds, plastic injection moulds and mechanical equipment with rigid structure: What is Hole Dia? What is Rod Dia?Hole Dia:The Diameter of the Hole on the Mold ,i.e Outer Diameter of the springRod Dia: The Diameter of the Rod that is to be inserted into this spring, i.e inner Diameter of the spring