
Premium M4.2 Stainless Steel Self-Drilling Screws for Wood Projects. Wide Material Selection: Available in SS201, SS303, SS304, SS316, SS316L, SS904L, F593, and various steel grades. Multiple Finishing Options: Zinc (Yellow, White, Blue, Black), HDG, Black Oxide, Geomet, Dacroment, Anodization, Nickel plated. Custom Logo & Design: We accept custom logos and designs on products and packaging based on customer samples and drawings. Free Sample Policy: Free samples provided for standard fasteners and existing customers; weight under 1kg shipped free. Flexible Lead Time: Stock items deliver in 2-5 days; custom orders take 10-30 days depending on season and quantity. Professional Manufacturing: Cold/Hot forging, CNC machining, and rigorous durability tests ensure high precision and reliability. Competitive Pricing: Cost-effective solutions backed by professional factory production capabilities and bulk discounts. Verified Supplier: Verified on Made-in-China with rigorous certification processes ensuring legitimacy and quality.