Roof screws designed for fastening the crest of panels are specialized fasteners used in roofing systems to secure metal sheets to steel substrates. By securely fastening metal panels to steel supports, these carbon steel screws with EPDM and aluminum bonded washers play a vital role in ensuring the overall stability and weatherproofing of metal roofing systems.
Crest fastening
- Carbon steel screws for fastening steel sheets to steel substrates
Specification:
- Gauge #12
- #12-14×50
- #12-14×55
- #12-14×68
|
d (mm) |
TPI | Length | |
|
(mm) |
(inch) |
||
|
5.5 |
14 |
50 |
2” |
|
55 |
2-3/16” |
||
| 68 |
2-3/4” |
||
Drill point: #3
Washer: E.P.D.M,
Galvanized bonded washer
Coating: Ruspert
SST 500 –2000h
Kesternich 7 – 20 cycles
Adapter in use: Magnetic Hex Socket (5/16’)
No of products
- SD-3.1.HEW-1250
- SD-3.2.HEW-1255
- SD-3.3.HEW-1268