Prime Quality?This compression springs are made from stainless steel material ,so there are more durable, longer lifespan and can be re-use for many times. Quality is our priority, while excellence is always our pursuit
Die Spring: compatible with most 3D Printer Bed, great Ender 3/2 heat bed springs, flat top and stiffer. Rectangular Section, strong, keeps print bed level better
Widely Use: Compatible with most 3D Printer Bed, great for Creality CR-10 10S S4 Ender 3 Heatbed Springs Bottom Connect Leveling
Hole Diameter (OD) : 0.31"/ 8mm; Rod Diameter (Inner Dia): 0.16"/ 4mm; Length: 0.98"/ 25mm
Kindly Note :Because the springs are well suitable for high stress applications, they are also suitable for a variety of other applications as well