50mm length chrome vanadium socket with heat treated, Diameter of pole (6mm-14mm) Φ9mm, Diameter of pole(15mm-19mm):Φ10 mm ,#45 Carbon steel,surface:phosphate treatment
HANGZHOU SUDER HARDWARE&TOOL CO.,LTD was established in 2018, and is strong at the production of thousand kinds of Automotive tools and supply with some regular hand tools, power tools, garden tools, air tools, welding tools and so on. With years development, We owns more than 150 reliable suppliers in China and cooperates with more than 120 clients all over the world. Our product export to over 100 countries.
A team of 80 staff, 7 professional departments are sincerely working for clients with their separate functions of product purchasing, order supervising, quality testing, and shipment tracking, which make sure an excellent before & after sales service.
Now we focus on the following points to improve our production quality and business relationships with all parties
Design strength: Our in-house team of approximately 30 experienced engineers is constantly developing newer and better tool models. The most advanced computer aided design (CAD) systems and Germany-imported grinder machines are utilized to incorporate your specific requirements. Our ratio of R&D investment is much higher than the average in domestic industry.
Quality control: Some of our QC instruments and meters are imported from Japan and Germany. We inspect every item with Talyrond roundness testing instruments before packaging. testing facilities ensures the products' safety, reliability as well as consistency. Also do the product research and development, including packaging design and advertising. Our enormous capacity of packaging facilities, assembling lines, packaging equipment, high rack storage and shelves,
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