Fine thread black phosphate drywall screw
USD $650 - $720 /Kilogram
Min.Order:800 Kilograms
Cangzhou Golden Finger International Trade Co., Ltd.
Size:3.5*19mm
Material: C1022
Thread :Fine & Coarse & Twinfast
Head type: Bugle head, phillips drive, Drilling point
Finish: Black/grey phosphate or zinc plated
Quality:High-quality raw material, strict inspection
Product features:Used for all kinds of gypsum board, light partition wall and ceiling series of installation
Material | Carbon Steel, Stainless Steel 304, Stainless Steel316, Alloy Steel Copper and so on. | |
Production Standard | DIN, ISO, ANSI, ASME, BS, AS, JIS and non-standards | |
Production Process | Cold Heading | Cold heading→Heat treatment→Surface treatment |
Hot Forging | Cutting→Chamfering(tail)→Hot Forging→Chamfering(head)→ Polishing→Backspin→Threadind Rolling→Heat treatment→Surface treatment | |
Surface Treatment | Plain, Black oxidized, Zinc Plated (white, yellow, blue),Hot Dip Galvanized, Dacromet, Chrome | |
Packing Method | 25kg per carton, 36 cartons packed in a pallet , or 100/200/500/1000PCS Per Small Box +carton box or according to your demands |