4 Sets Guide Post Sleeve Positioning Tooling | High Exactness Die Accessories 25x16x20x15 | 0.03mm Accuracy for Injection Forming/Stamping Dies | 20Cr Steel with HRC58-62

Produktbeschreibung
Complete 4-Piece Kit - Guide post sleeves set includes 4 posts and 4 sleeves for immediate tooling assembly or replacement. Made of extremely-durable 20Cr steel to withstand industrial-grade abrasion. Rugged-Grade Hardness - Vacuum heat-treated components achieve HRC58-62 exterior hardness with 1mm carburized layer, resisting deformation under 10,000+ stamping applications. Micro-Exactness Engineering - Maintains 0.005mm single-piece concentricity and 0.03mm combined clearance, ensuring optimal alignment for injection forms and metal dies. Optimized Fit Clearance - Standard 25mm OD/16mm ID with 0.03mm tolerance delivers smooth performance for high-speed stamping presses, reducing part defects by 90%. Oxidation-Protective Protection - Chrome-alloy steel construction prevents formation in humid workshop environments, extending die service life by 3X.
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