8.8 Grade Hex Head Machine Screws 1mm-600mm DIN BSW Standard

Specializing in non-standard cold heading screws, we leverage advanced multi-station cold heading equipment and precision mold technology to deliver high-accuracy, high-strength fastening solutions for automotive, electronics, machinery, and more. Fully customizable in material (stainless steel/alloy steel), head type, thread design, and surface treatment (zinc plating/Dacromet coating), our products meet stringent demands for dimensional tolerances, tensile strength, and corrosion resistance in extreme conditions.

Flexible small-batch production, rigorous quality control, and cost-efficient delivery empower your equipment upgrades and operational excellence.

Lock Technology (Shenzhen) Co., Ltd. is a company that provides fastener and precision machined parts manufacturing, supply, and solutions for customers. Established in 2007 with a factory in Shenzhen, we expanded with an overseas sales company in 2013 to better serve international clients.

Our products are widely used in automotive, electronics, electrical equipment, household appliances, communication equipment, consumer electronics, optical equipment, engineering, and medical equipment fields. Our 40,000 square meter workshop in Pingshan District, Shenzhen houses over 1,000 production equipment including cold heading equipment, thread rubbing equipment, CAM lathes, CNC lathes, and CNC milling machines, plus over 300 inspection equipment types.

With annual production and sales exceeding $10 million, our products have been exported to Europe, America, Africa, and Southeast Asia, earning recognition for quality and service excellence.