Groove guide pin SUJ2 Material guide pins for mould
Our Industrial Shoulder Guide Posts represent the highest standard of reliability and precision in heavy-duty industrial applications. Engineered to work seamlessly with precision guide pins and pin guide systems, these robust components deliver exceptional load-bearing capacity, perfect alignment, and extended service life in the most demanding manufacturing environments.
Key Features
Enhanced Shoulder Design
Integrated shoulder provides superior axial positioning accuracy
Prevents sinking under extreme pressure conditions
Distributes load evenly across mounting surfaces
Premium Material Construction
High-carbon chromium bearing steel (SUJ2 equivalent)
Through-hardened to HRC 58-62 for maximum durability
Excellent wear and impact resistance
Precision Engineering
Micro-ground surfaces achieving Ra 0.4μm finish
Tight tolerance control within ±0.005mm
Perfect perpendicularity and concentricity
Technical Specifications
Material: SUJ2 Bearing Steel (AISI 52100 equivalent)
Hardness: HRC 58-62
Surface Finish: Ra 0.4μm maximum
Standard Diameters: 15-100mm
Length Range: 100-600mm
Shoulder Height: 5-25mm (customizable)

Material | Carbide,ASP23,Vanadis,CPMRTXM4,SKD11,SKD61,HSS,A2,M2,D2,SUJ2,S45C,ect |
Standard | Dayton,Lane,DIN,ISO,MISUMI,EDM,FIBRO,MOELLER,HASCO,ect |
Size | Depend on your drawings or products standard |
Place of origin | Dongguan, Guangdong, China |
Heat treatment | Available |
Surface Work | TiCN, TiN, Aitain, Ticrn, nitriding , Black oxygened, Black coating etc available |
Tolerance | + - 0.002mm |
Polishness | Close to Ra0.2 |
Hardness | Depends on material(HRC60~94) |
Delivery time | 3-5 Working days, depends on the quantity the order. Express by DHL, UPS, FEDEX, TNT or Ocean Shipping etc. |
Main Products | Guide elements, punch pin, die button, ejector pin and sleeve, oilless bush, etc. |









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