Polycarbonate Skylight Screws for Fixing to Wood - Hex Flange Head, Self-Tapping, #12×2'(12-11x50mm), 50pcs
- Save 50% of construction time: Accurate drilling, locking, and sealing in one go without pre-drilling, forming a perfectly round hole.
- Built-in sawtooth cutting device: The Expansion Hole Cutter has a sawtooth to quickly create an 11mm expansion hole during driving, eliminating the need for a separate pre-drilling of the expansion hole.
- Structural buffering design: The buffer design of the Depth Stop Knurls and the Expansion Hole Cutter prevents excessive driving, thereby avoiding squeezing and damaging the board, ensuring the safety and stability of the operation.
- Superior weather resistance: Equipped with BAZ dome EPDM washers, providing resistance to strong winds and weather (UV/ozone/acid rain), ensuring the complete sealing of expansion holes.
- Environmentally responsive high corrosion resistance surface treatment technology: Australian Standard Class 4 Coating (C4). SST 2000hrs + Kesternich 15 Cycles.
Quantity
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Detail
Polycarbonate Roofing Fasteners
50% reduction in installation labor: Drill, create a perfect thermal expansion hole, fix, and properly seal polycarbonate skylight sheets in one go.
Expansion Hole Cutter
A nominal 11mm diameter hole is created by the Thermal Expansion Hole Cutter during the process.
- Save 50% of labor time
POLY-FAST Self-Tapping Screws for Timber
100% Manufactured in Taiwan in our own factory
creates a perfectly round 11mm expansion hole, and fix sheets in one go. A fool proof design for both beginners and professionals.
Corrosion Resistance:
True Australian Standard Class 4 Coating (C4)
SST 2000hrs + Kesternich 15 Cycles
- Hex Washer Flange Head
- Type 17 Needle Point
- Integrated Depth Stop Knurls
- 11mm Expansion Hole Cutter
- BAZ Domed EPDM Washers
Structural Buffering Design
The Expansion Hole Cutter works in combination with the Depth Stop Knurls, and prevents overdriving of the screw after touching the purlin.
Installation Procedure:
1.
Saves 50% of labor time, create a perfectly round expansion hole, and fix sheets in one go.
2.
A perfectly round nominal 11mm diameter hole is created by theThermal Expansion Hole Cutter during the process.
3.
The Expansion Hole Cutter works in combination with the Depth Stop Knurls, and prevents overdriving of the screw after touching the purlin.
4.
A large Domed Weatherseal EPDM washer with two concentric sealing rims on the washer underside completes the package.
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