Technical Notes
Die Engineering Guides
What Material Is Used for Cold Heading Dies?
Carbide grades, HSS and powder steel — how to choose the right die material by production volume and application.
Cold Heading Die Precision: What Can You Expect?
How we hold 0.01 mm on inner diameter and concentricity — and what the precision grades really mean.
How to Calculate the Extrusion Ratio of a Shank-Reduction Die?
A practical formula guide for flange bolts and studs — avoid cracks and premature wear.