| Quantity Per Pack | 1 set |
| Screw Type | Conical twin |
| Brand | Concept Engineering |
| Material | Carbon Steel |
| Color | silver |
| Screw Diameter | 16mm - 200mm |
| Surface Finish | polished |
| Hardness | 65-68 Hrc |
| Shape | round |
| I Deal In | New and Second Hand |
| Nitrite Depth | 0.5-0.8 mm |
| Surface Treatment | Carbide Coating |
| Bimetallic Layer | 2~3mm |
| Screw Straight Tolerance | 0.012 mm/m |
We manufacture “TWIN SCREWS AND BARREL SETS” both in Parallel and Conical technology (co-rotating/Contra-rotation versions) match-able to original specifications, production, life span and output but with distinct price advantage.