Heavy Duty Compression Die Spring – ISO, 65Mn Steel, 8mm To 50mm Diameter, Up To 300mm Long – Custom Sizes Available

Need a heavy-duty compression spring for tooling, industrial equipment, or a custom project?

These are made from 65Mn spring steel, so they're tough.

Diameter ranges from 8mm all the way up to 50mm, and lengths up to 300mm.

ISO specs, so they fit standard applications.

Made in China, unbranded, but solid construction.

Whether you're building a die, repairing machinery, or prototyping, these springs handle heavy loads.

Pick your size and get to work.