
Custom Size Carbon Steel Brass Stainless Steel Self Drilling Hexagonal Head Screw DIN7504K Color Head Metal Roofing Screw. Custom Material Options: Available in 1022A, SS410, and SS304 materials for diverse application needs. Wide Size Range: Sizes from 10# to 14# and 4.8 to 6.3, with lengths 13mm-150mm. High Grade Strength: Grade 12.9 fasteners ensuring high strength and durability for industrial use. Multiple Standards: Complies with ANSI, DIN, GB, GOST, JIS, ISO, SAE, IFI, and ASTM standards. Free Standard Samples: Free samples provided for standard fasteners; custom samples may incur mold fees. Flexible Payment Terms: Accepts USD, EUR, CNY via T/T, L/C, Credit Card, PayPal, and Western Union. Global Delivery Terms: Supports FOB, CFR, CIF, EXW, and Express Delivery for worldwide shipping. Industry & Trade Integration: Manufacturer offering both standard and customized fastener solutions.