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| Product Name: |
Roofing Screws - Ideal Fastener for Roof Installat
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| Specifications |
concrete screws, masonry screws |
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Roofing Screw - Best Choice for Fastening Roofing Sheets.
Some roofing screws with drill points have grey, blue, red, white and green paint heads.
Roofing screws with drill points are used to fasten to metal structures.
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.
Different Screw Points for Different Applications
The roofing screws are available in two kinds of points. One is drill point, the other is sharp point. The roofing screws with drill points are used to fasten to metal structures, and the ones with sharp points are used to fasten to wood structures.
Features
Made of hardened carbon steel, the screws offer strong pullout strength to hold the roofing sheets.
Sealing washers help against water penetration. Some roofing screws with drill points have grey, blue, red, white, brown, orange and green paint heads.
Roofing screws with sharp points are used to fasten to wood structures.
Commonly with corrosion coating.
Different points for different applications.
Sharp points for easy to screw in and damage a little.
Drill points for screw in hard metal structure.
Various colors of paint on heads for specific applications.
Can be drilled near the edge of roofing sheets.
Long life service.
Specification
Material: hardened carbon steel or stainless steel.
Diameter: 3.5 mm - 6.3 mm.
Length: 13 mm - 150 mm.
Head Type: hex washer head, hex flange head.
Head Paint: white, black, grey, red, green, sliver, blue, yellow, purple.
Point Type: sharp point, drill point.
Assembling: steel bonded washer, stainless steel bonded washer, PVC washer, stainless steel hex cap, umbrella type washer, nylon cap.
Surface Treatment: white/yellow/blue zinc coated, hot dipped galvanized, black oxidized.
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| Company: |
Saprkle Concrete Screws Co***ny
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| Contact: |
Mr. hui zhang |
| Address: |
Industrial Park, Anping County, Hengshui City, Hebei Province, China |
| Postcode: |
053600 |
| Tel: |
8631874682586 |
| Fax: |
8631874682586 |
| E-mail: |
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