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Product Description:
- Provide much beter gripping and connection.
- Self drilling screw have a hardened drill point that will drill and thread in structural steel and mild steel.
- Avoid poor drilling performance and difficulty in fixing with possibility of skidding and scratching on roofing surface.
- Diameter available from #12.
Product Specifications
| PART NO. | SIZE IFI | SIZE DIN | POINT NO. |
| HWSP1222 | 12# -24X7/8 | 5.5-24X22 | 4# |
| HWSP1232 | 12# -24X1-1/4 | 5.5-24X32 | |
| HWSP1238 | 12# -24X1-1/2 | 5.5-24X38 | |
| HWSP1250 | 12# -24X2 | 5.5-24X50 | 5# |
