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Ball-Point Set Screws Grub Screws Allen Key Ball Plunger. Widely used in electric power, chemical industry, railway, bridge, steel/machinery, boiler steel structure, crane tower, large span steel structure and large building etc.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.