Phillips Wafer Head w/ Nibs Cement Board Self Drilling Ruspert Screws
Phillips Wafer Head w/Nibs, Self-Drilling, Ruspert Coating
Material Application: Attaches cement board to metal studs.
| Size | Pt | Bulk Part No | Bulk Qty | Lbs* | Drill Cap (in.) | 5lb Part No | 5lb Qty | 1lb Part No | 1lb Qty | Submittal |
| 8-18 x 1-1/4 | 2 | CB814 | 5M | 29 | .035 – .100 | CB814V | 800 | CB814I | 200 | View |
| 8-18 x 1-5/8 | 2 | CB815 | 4M | 29 | .035 – .100 | CB815V | 650 | CB815I | 125 | View |
| 8-18 x 2-1/4 | 2 | CB824 | 3M | 30 | .035 – .100 | CB824V | 500 | CB824I | 100 | View |
| *Carton weights are approximate and may vary. | ||||||||||
Features
- Ceramic coating provides protection from corrosion
- Designed to work with all backer boards
- Nibs under head clamp board firmly
Specifications
- Meets F.I.P.-1000.7 for torsional strength & drill speed
Test Results
| Pullout Values (Avg. Lbs.) | |||||||||
| Fastener | Steel Gauge | ||||||||
| Size | Pt | 20 | 18 | 16 | 14 | 12 | 1/8 | 3/16 | 1/4 |
| 8-18 | 2 | 292 | 479 | 685 | 933 | ||||
| Shear Values (Avg. Lbs.) | |||||||||
| Fastener | Steel Gauge (Lapped) | ||||||||
| Size | Pt | 20 | 18 | 16 | 14 | 12 | 1/8 | 3/16 | 1/4 |
| 8-18 | 2 | 721 | 1031 | 1049 | |||||
| The values listed are averages achieved under laboratory conditions and imply no warranty. Appropriate safety factors should be applied to these values for design purposes. | |||||||||
