Handan Bailuosi Fastener Manufacturing Co., Ltd. is a
professional manufacturer offasteners, equipped with the mostadvanced fastener production equipment and a com-plete set oftesting equipment in China. Our company uses high-qualitysteel, advancedproduction equipment and processes, andstrictly controls quality to achieve a produc-tionqualification rate of 100%.
Our company mainly produces DIN933 DIN931 German standardbolts, with 4. 8 grade and 8. 8 grade, blue and white galvanized, yellowcolor galvanized, and blackening process, which canbecustomized according to customer needs.