Service

At GCM, we adhere to the one-to-one targeted design of high-quality solutions, and use the professional knowledge and full-cycle services of our account managers to help customers carry out project operations, and thoroughly solve customers’ problems in equipment procurement, operating cost accounting, operation management and after-sales service. Distress, thereby improving customer profitability and achieving sustainable business development.

  • Hex head roofing screw with EPDM washer

    Hexagon Washer/Flange Head Roofing Screws Roofing Self Tapping Screws Self Drilling Screws for Roofing, Profiles Pre-assemblied with EPDM Bonded Washer Self Drilling screws made of C1022 Steel Hardened, Yellow zinc plated Standards DIN/ANSI/JIS/BS/GB options Powder painting on head and steel washer …

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  • China Roofing Screw, Roofing Screw Manufacturers ...

    5/16-18 X 1-1/2" Indented Hex Washer Head Self-Drilling Screws Roofing Screws with Plastic Cap . FOB Price: US $ 0.035-0.23 / Piece ... Tornillo Autoperforante with EPDM Washer Painting DIN7504K Hex Head Roofing Self Drilling Screw. FOB Price: US $ 0.002-0.5 ... Hex Flange Head Self Drilling Screw with EPDM Washer Roofing Metal Screw…

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  • Self Drilling Screw,Drywall Screw,Chipboard Screw - Shuangzi

    Top 10 enterprises of self drilling screws in China. Handan Shuangzi Metal Products Co., Ltd is a professional manufacturer of drilling screw and tapping screw enterprises. Since its establishment, the company has been focusing on the production and R&D of drilling screw…

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  • hex flange head self drilling screw with washer, hex ...

    Alibaba.com offers 1,449 hex flange head self drilling screw with washer products. About 93% of these are Screws, 0% are Self-drilling screws. A wide variety of hex flange head self drilling screw with washer options are available to you, such as standard.

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  • China Hardware Hexagon Head Screw Roofing Screw Self ...

    Roofing Screw, Bolt and Nut, Self Drilling Screw manufacturer / supplier in China, offering Hardware Hexagon Head Screw Roofing Screw Self Drilling Screw Self Tapping Screw Drywall Chipboard Screw Furniture Screw Machine Screw with EPDM Washer, Stainless Steel Hex Head Nuts Heavy Nuts DIN934, DIN936, DIN557, DIN934 M1-M160 Carbon Steel Black Coating Hex Nuts and so on.

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  • China 304 Self Drilling Screw DIN7504k Roofing Washer ...

    Screw, Ss Screw, Stainless Steel Self Drilling Screw manufacturer / supplier in China, offering 304 Self Drilling Screw DIN7504k Roofing Washer, Bfe 99% Filtered Effection Non Woven Melt Blown Fabric 260, Bfe 99% Filtered Effection Non Woven Melt Blown Fabric and so on.

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  • Hex Head Self Drilling Screw With Epdm Washer / Flange ...

    Hex Head Self Drilling Screw With Epdm Washer / Flange Head Din7504k Roofing Screw, Find Complete Details about Hex Head Self Drilling Screw With Epdm Washer / Flange Head Din7504k Roofing Screw,Din7504,Epdm Washer,Roofing Screw from Screws Supplier or Manufacturer-Tangshan Shimai Imp & Exp Trading Co., Ltd.

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  • China Self Drilling Screw, Self Drilling Screw ...

    Hex washer head screw with/without epdm bonded ... Roofing Screw St Type Bsd for Wood with EPDM Washer Size 4.8X25mm Zinc Plated DIN7504K Self Drilling Screw. FOB Price: US $ 0.011-0.012 / Piece Min ... Made in China Factory Standard Stainless Steel 410 304 316 Tek Screw Hex Flange Self Drilling Screw Roofing Screw for Solar . FOB Price: US $ 0 ...

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  • China Galvanized Self Drilling Screw, Galvanized Self ...

    China Galvanized Self Drilling Screw manufacturers - Select 2020 high quality Galvanized Self Drilling Screw products in best price from certified Chinese Screw manufacturers, China Fastener suppliers, wholesalers and factory on Made-in-China.com ... Galvanized EPDM with Hex Flange Head Self Drilling Screw. FOB Price: US $ 0.01-0.05 / Piece Min ...

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  • DIN7504K Hex Flange Head Self Drilling Screw with Epdm ...

    Buy DIN7504K Hex Flange Head Self Drilling Screw with Epdm Rubber Washer, Find Details include Size,Weight,Model and Width about DIN7504K Hex Flange Head Self Drilling Screw with Epdm Rubber Washer. Make an Inquiry for DIN7504K Hex Flange Head Self Drilling Screw with Epdm Rubber Washer …

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  • China Hex flange wood screw,torx Manufacturers, Company ...

    -- Colored roofing screw self-drilling-- DIN7504K self-drilling screw-- Hex washer head self-drilling screw with EPDM washer-- Roof screw color head-- Roofing screw zinc,self-drilling-- Roofing screw,color hex head,self drilling; Self-drilling screws-- Modified truss head phillips self-drilling screw-- Pan framing head phillips self-drilling screw

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  • Hex Washer Self Drilling Screw Ss304 Epdm Washers Head ...

    Hex Washer Self Drilling Screw Ss304 Epdm Washers Head Roofing Screws,Self Drilling Screws, Find Complete Details about Hex Washer Self Drilling Screw Ss304 Epdm Washers Head Roofing Screws,Self Drilling Screws,Flat Head Self Drilling Screws,Hex Head Self Tapping Screw,Hex Head Self Tapping Screws With Washer from Screws Supplier or Manufacturer-Handan Hanghai Fastener …

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  • China DIN7504 Zinc Plated Hex Flange Head Self Drilling ...

    Product Description Hex Flange Head Self Drilling Screws with EPDM Washer 1. Product: Hex flange head screw 2. Material: carbon&alloy steel 3. Size: as customer's request 4. Grade: 4.8-12.9 5. Surface treatment: hot dip galvanized,black, Zinc, Yellow Zinc etc. 6. Sample time: 7 days 7. OEM: accept

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  • DIN7504K EPDM Bonded Self Drilling Screws, Roofing Self ...

    DIN7504K EPDM Bonded Self Drilling Screws, Roofing Self Sealing Sheet Metal Screws. 1. Descriptions: Hex Washer head bonding sealing tek screws a/k/a Hex Teks with Bonded Seal are zinc plated self-drilling sheet metal screws with a drill point or self-tapping tip at the end of the screw and threaded from the tip to the head with a bonded sealing washer.

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