Hex head graphite screw bolt with features of strength, corrosion resistance, grip, weight reduction. The graphite screw bolt is a testament to our dedication to innovation, quality, and customer
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Xi'an ZB Biotech Co., Ltd.: We're well-known as one of the leading cosmetic materials, supplements, vitamins, food additives, probiotics manufacturers and suppliers in China. Please feel free to buy
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Valve gate hot runner system is simply a hot runner that closes and opens the glue outlet by moving the valve needle. The needle valve hot runner is that after injection molding, the needle in the
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