Knurled Thumb Screw Steel White Shoulder Screw

We will make wonderful endeavours to build new and top-quality merchandise, satisfy your exclusive needs and provide you with pre-sale, on-sale and after-sale products and services for fender washer, DIN square head bolts, bolts and nuts. With our high cost-effective products and comprehensive and high-quality services, we enhance mutual understanding and trust with customers and constantly push the company to the forefront of the market. We actively take on social responsibilities and look forward to making the necessary contributions to social development.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb hex socket screw manufacturers and suppliers in China, welcome to buy gb hex socket screws, gb standard hex socket screw from our factory and company.

Shanghai Jinrui Norm Parts Supplies Co., Ltd. was built in 2001 which located in Baoshan District adjacent to the Bao Steel Group.Shanghai Jinrui is a fastener enterprise who owes a set of R & D, design, production and sales of high quality.Since the establishment of Jinrui, an annual production capacity of 10000 tons fasteners has been achieved.

Hex socket screw used in electric power facilities、electric appliance、chemical engineering mechanical equipment and so on.And usually used with nut and washer.And normal socket screw tensile strength is High to 1000Mpa and more.

Our company has automated production equipment and advanced testing equipment, and we continuously improve the quality of Knurled Thumb Screw Steel White Shoulder Screw with a sound quality management system. We firmly believe that customer satisfaction is the driving force for our progress, and 'win-win with customers' is our philosophy and policy forever. The continuous improvement of the company's performance, the improvement of employee's treatment and the guarantee of welfare, all these are due to the high-quality employees.