{"product_id":"grizzly-h5939-boring-head-18-pc-r-8-set-new","title":"Grizzly H5939 Boring Head 18 pc. R-8 Set New","description":"\u003cp\u003eThe Grizzly H5939 Boring Head 18-piece R-8 set is a milling machine boring and facing tool package designed for accurate hole enlargement and internal machining. It includes a 2-inch boring head with 7\/8\"-20 mounting threads, an R-8 shank, and a fitted case for organized storage.\u003c\/p\u003e\n\u003cp\u003eThis set comes with nine carbide-tipped boring bars with 1\/2-inch shanks and two facing tools with 3\/16-inch square HSS cutting tools, giving machinists versatility for a range of boring and facing operations. The dial is graduated in .001-inch increments, with .050 inch per revolution and .025 inch actual motion for controlled, precise adjustment.\u003c\/p\u003e\n\u003cp\u003eIdeal for machinists, toolrooms, maintenance shops, and serious hobby users, this set is well suited for R-8 spindle milling machines where dependable boring accuracy and multiple tooling options are needed.\u003c\/p\u003e","brand":"Grizzly","offers":[{"title":"Default Title","offer_id":47940147609789,"sku":"H5939","price":173.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1163\/1976\/files\/h5939-c31aa7daa932fb34cad3b352601a0f50-1785780706146.webp?v=1785780708","url":"https:\/\/factorypure.com\/products\/grizzly-h5939-boring-head-18-pc-r-8-set-new","provider":"FactoryPure","version":"1.0","type":"link"}