E-mail: sales@tjhz.com Website: www.hzfastener.com

Hex Head Self Drilling Screw also named Roofing screws, are made of hardened carbon steel or stainless steel.
They can be used for metal, plastic, and fiberglass roofing applications. Different screw points can be used for both metal and wood structures.
All the roofing screws must have a sealing washer attached, which helps against water penetration.
This is the most obvious character of them.

The Feature of Roofing screws:
1. Made of hardened carbon steel, the screws offer strong pullout strength to hold the roofing sheets.
2. Sealing washers help against water penetration.
3.Commonly with corrosion coating.
4.Different points for different applications.
5.Sharp points for easy to screw in and damage a little.
6.Drill points for screw-in hard metal structure.
7.Various colors of paint on heads for specific applications.
8.Can be drilled near the edge of roofing sheets.
9.Long life service.

Tianjin Huazhen Fastener Co.,Ltd
Add: Unit 709, Yinli Center, No.111 South Youyi Road, Xiqing District 300385, Tianjin,China
Tel: +86-22-28403519

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