{"product_id":"r8-3-head-boring-tool-set-1001-5940","title":"R8 3\" HEAD BORING TOOL SET (1001-5940)","description":"\u003cp\u003eR8 3\" Head Boring Tool Set Rugged design allows excellent rigidity for chatter-free boring. Head features a threaded back for use with multiple shanks. Set complete with boring head, boring shank, carbide tipped boring bars\u0026amp; L-shape hex wrenches. Dial on head with 0.0005\" graduation for accurate hole sizing. Fitted durable carrying case included. 1 DIV = 0.001 which means on the 0-50 dial when turning the dial by 1 division\/graduation, the boring head's travel is 0.001\" in radius movement and 0.002\" in diameter movement. On the 0-100 dial, the boring head's travel is 0.0005\" in radius movement, 0.001\" in diameter movement. 12 boring bars. Boring bar hole size is 3\/4\". Boring head thread is 1~1\/2\"-18. Offset is 3\/4\". Crosshole is 3\/4\". Shank thread is 7\/16\"-20. Minimum bore diameter is 0.394\". Maximum bore diameter is 7.874\". Shipping Weight: 10 lbs\u003c\/p\u003e","brand":"MACHINEX","offers":[{"title":"Default Title","offer_id":52485225808183,"sku":"1001-5940","price":356.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/0082\/6679\/files\/1001-5940_1001-5940_2.jpg?v=1781635402","url":"https:\/\/machinexsupplies.com\/products\/r8-3-head-boring-tool-set-1001-5940","provider":"MACHINEX Supplies","version":"1.0","type":"link"}