Special tip design to prevent lifting of existing roofing materials! Steel screws for single renovation.
"Single Cover Tech" is a screw designed for single renovations suitable for overlaying. It features a special tip design that prevents existing roofing materials from lifting. With a large diameter low-profile shim washer that securely holds new roofing materials, it firmly fixes metal roofs onto existing decorative slate/single roofs in one go. 【Features】 ■ Firmly fixes metal roofs onto existing decorative slate/single roofs in one go ■ Special tip design prevents existing roofing materials from lifting ■ Large diameter low-profile shim washer securely holds new roofing materials ■ Made of steel with trivalent zinc plating *For more details, please refer to the PDF materials or feel free to contact us.
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basic information
【Specifications (Excerpt)】 ■Screw Standard: 4.5 mm ■Size (Nominal Diameter × Length): 4.5 × 55 ■Screw Section Specifications ・Screw Outer Diameter: 4.4 ・Shank Length: 55 ・Pitch P: 2.0 ・Screw Length: Upper/30, Lower/8 ■Pilot Specifications ・Length: 12 ・Cutting Edge Outer Diameter: 3.4 ■Usage Range (Reference) ・Maximum Steel Plate Thickness for Drilling: 3.2 ・Maximum Fastening Thickness: 30 *For more details, please refer to the PDF document or feel free to contact us.
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【Usage】 ■Overlay roofing *For more details, please refer to the PDF document or feel free to contact us.
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Since our establishment, we have been engaged in the manufacturing and sales of "fasteners" that connect items and fastening tools. With Japan's first gas-powered nail gun for construction and other new technologies, we continue to innovate in the field of fastening for construction in Japan. Furthermore, our technological capabilities and proposal abilities significantly contribute to the labor-saving and corrosion resistance improvements in construction, architecture, and equipment installation. Please feel free to contact us if you have any inquiries.
