5.5mm/6.3mm Sandwich Panel Self Drilling Screw for Roofing

• Material: Carbon Steel
• Type: Hexagon Head
• Groove: Hexagon
• Connection: Thread
• Head Style: Hexagonal
• Standard: DIN, ANSI
• Grade: 8.8
• Product: Self Drilling Screw
• Head: Hexagonal
• Transport Package: Bulk
• Specification: 5.5MM, 6.3MM
• Trademark: BRZ
• Origin: Zhejiangningbo
• HS Code: 731814
• Production Capacity: 5000000PCS/Month

Product Description

5.5mm/6.3mm double thread for sandwich panel roofing screw self drilling screw

Especially excellent for sandiwich pannal board fixing purpose , screw is ruspert painted , salt sprey test 1000-1500 hours .

Drill Point: #5 ~#4
Length Range: to 300mm
Surface Treatment: Blue zinc plated; Yellow Zinc plated; Dacromet;
                                    Ruspert coating and others;
High adhesive EPDM bonded steel washer


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Contact : Alex