Description :

Roofing screw.
We offer drywall screws with sharp points and self-drilling points.

Specification :

1.Size Range: #10-5/16" ( M 4.8-M8 )
2.Length Range: 1"- 6" ( 25 mm-150mm )
3.Head type : ( with EPDM Bonded Washer in painted )

Ind. Hex Washer Head	Ind. Hex	Flange Head

4.Thread Type: Type BSD, Type CSD, Type 17
5. Roofing Screw be used in building or construction. To avoid head broken and getting rusty after using for a while, this part should be passed salt spray test and Hydrogen Embrittlement Test strictly.

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  Roofing Screws