Self-tapping screws, self-drilling screws, washers, bolts and flexible roofing purlin screws — precision fasteners for global construction projects.
Complete range of fasteners manufactured with strict quality control for construction and industry.
High-quality self-tapping screws for wood and metal construction.
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Hex bolts, flange bolts and structural bolts in carbon and stainless steel.
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Purlin tail screws for flexible/membrane roofing systems, FM4470 compliant.
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Metal washers and EPDM sealing washers for roofing fasteners.
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Ruspert coated bi-metal self drilling roofing screws for the most corrosive meta...
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Zinc-tin alloy coated self drilling roofing screws engineered for fixing metal r...
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Bi-metal wafer head self-drilling screw with a low-profile 304 stainless flange ...
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A2 (304) and A4 (316) stainless steel self-tapping screws for outdoor, marine an...
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Hex washer head self-drilling screw with a pre-assembled EPDM sealing washer, en...
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Bi-metal countersunk self-drilling screw combining a 304 stainless steel head wi...
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Hex washer head self-tapping screw with a sharp tapered point that taps its own ...
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Specially engineered purlin tail self-tapping screw for fastening flexible and m...
View Details →See how our fasteners are produced from raw material to finished goods.
Every batch is inspected from raw material to finished product, with salt spray and tensile testing.
6,000 tons annual capacity with high-efficiency cold heading lines ensures fast delivery even for large orders.
Products manufactured to DIN, ISO, AS3566 and other international standards.
Reliable export logistics to Europe, America, Middle East, Southeast Asia and beyond.
Self-drilling screws and structural bolts for steel buildings and metal roofing.
Self-tapping screws for wooden structures, decks and panels.
Purlin tail screws fixing insulation boards for membrane roofing systems.
Corrosion-resistant fasteners for PV panel mounting systems.
Find answers to common questions.
A practical guide to selecting the right drill point, thread, coating and size for metal r...
Understand purlin tail screw design, FM4470 compliance and correct installation for flexib...