Spring washers, springs, tension springs, and torsion springs.
Materials: 70#, 65M, 304, 316
Tension springs, pressure springs, torsion springs, pagoda springs, and specialty springs in diameter from 0.2mm to 10mm
Spring washers, wave spring washers GB7246-87, curved spring washers GB7245-87, heavy-duty spring washers GB7244-87, and single coil spring lock washer for assembly GB9074.26.
Standard: GB, ANSI, BS, DIN, etc. in diameter from 2 to 30 are available.
Our main products are stainless steel standard and non-standard fasteners. Standards: Metric Fastener Standards, IFI, BS. Material: 201: 304: 302: 321: 316: 316L (materials of Shanghai Baosteel). We can also process non-standard fasteners to meet the demand of customers.
There are more than 10,000 kinds professional fastener to meet requirement form various customer.
Environmental Protecting screw have obtained the SGS Certificate, which is suitable of RoHS requirement of European Union.
We are cooperating with famous Foreign Investment Corp., joint venture Corp. all along.
We are providing the OEM service for big corporations
We supply not only a good quality assurance fastener but also a great and professional systematic service.
We produce screw, nuts, bolts, stampings, and machined parts. Moreover, we are producing components that combine the above mentioned units to provide assembled parts. This will enable our customers to save time and money, and provides a total solution for our customers.
SUMEEKO also provides marketing, engineering, and warehousing and logistic solutions for the customers located in North America(Chicago) and Europe(Poland).
Auto parts, standard parts, stamping parts, machined parts, stamping welding assembly parts, specializing in the production of screws, bolts, nuts, weld nuts, furniture nuts and other fasteners products