Yueqing Jinshi Fastener Co., Ltd. is a professional manufacturer of various square pad two or three combination screws, tile pad two combination screws, flat spring pad three combination screws, tooth pad two combination screws. Customized product design is available. The company is committed to R & D, production of precision combination screws, the introduction of Taiwan's advanced production equipment and optical screening equipment, the use of ISO9000: 2015 efficient quality control, to show the market a unique charm. The company's products are in line with GB, DIN, JIS, IFI and other international standards. The products are exported to Russia, Brazil, Australia and Southeast Asian countries through large import and export companies, with high quality in exchange for customer praise.
sems screw with square washer