Understanding the Pre-Hardened Advantage: Why 1.2738 Tool Steel Reduces Production Costs – TGK Special Steel by dishasavla1 Published: December 24, 2025 (3 months ago) Category Business Link 1.2738 tool Steel TGK Special Steel supplies certified 1.2738 tool steel with exceptional polishability and corrosion resistance. Ideal for plastic moulds requiring superior surface finish and dimensional stability in demanding production environments.