we supply the Hex bolt DIN933/931 grade 8.8 which origin produce from Malaysia (not the transit goods from China), we have machine 12 sets forming/threading, heat treatment line and plating line to supply capacity 1000 tons/month. All process make it in house, so we can control the quality of products.
Beside that we co-operate with one manufacturer in supply the steel flat washer like DIN125A, DIN9021, DIN440R, DIN436 in zinc plated, yellow zinc, HDG and plain, carbon steel and stainless...
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