- Ceramic coating provides protection from corrosion
- Wings ream hole in board preventing "jacking action"
- Nibs under head clamp board firmly
- Material Application: Attaches cement board to wood or light gauge metal studs.
- Meets F.I.P.-1000.7 for torsional strength & drill speed
![#8-18 x 1-5/8" Phillips Flat Head w/ Nibs & Wings Fiber Board Screws, Self Drilling #2 Point, Ruspert Coating (4000/Bulk Pkg.) #8-18 x 1-5/8" Phillips Flat Head w/ Nibs & Wings Fiber Board Screws, Self Drilling #2 Point, Ruspert Coating (4000/Bulk Pkg.)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/167798/308992/Fiber_Board_Screws__85437.1515795489.1280__89243.1589477389.jpg?c=2)