Hexagon socket CSK head screws require its hole of insertion to be pre-drilled. It also requires a washer to be kept in its place and withstand the effect of small moments and vibrations. It is available in stainless steel, carbon steel, and alloy steel to bear more wear and tear while also making it more corrosion resistant. The application of these screws mainly lies in the fastening of machine components, tools, and electronic components. | Product Name | Stainless Steel DIN7991 Hexagon Socket Countersunk Head Screw |
| Material | Stainless steel: A2-70, A2-80, A4-70, A4-80 |
| Color | Polish, Passication |
| Standard | DIN,ASME,ASNI,ISO |
| Grade | SUS201, SUS304, SUS316, A2-70, A2-80, A4-80 |
| Finished | Polish, Passication |
| Thread | coarse, fine |
| Use | building industry machinery |
