China High Quality Drywall Screw Half Thread

Providing Order-specific Reports

To assure you of market-leading product quality, we make each approved item using the finest materials from Europe, and the latest machines from Switzerland and Italy. Plus, we carry out strict in-house QC measures at multiple stages in our ISO 9001:2000-certified facilities, storing all results in our central databank. So we can provide you with detailed order-specific reports on tensile strength, torque and zinc plating thickness.