{"product_id":"accusize-industrial-1-2-in-x-7-in-indexable-boring-bar-precision","title":"Accusize Industrial 1\/2 in x 7 in Indexable Boring Bar - Precision","description":"\u003cp\u003eOur review of the Accusize Industrial 1\/2 in x 7 in indexable boring bar finds it best suited to hobby machinists and small shop users who need a rigid, accurate tool for small-bore work. The single biggest reason to buy is its combination of a 1\/2 in shank, a positive 80 degree CCMT insert and a negative 5 degree cutting geometry that together deliver very clean finish cuts and consistent bore diameter control on light roughing through finishing passes.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank size:\u003c\/strong\u003e The 1\/2 in shank diameter gives a compact fit for small lathes and tight toolposts while remaining rigid enough for semi-finishing passes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e The included CCMT32.5 carbide insert provides a positive 80 degree cutting face that helps produce a fine gloss finish on bore walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting angles:\u003c\/strong\u003e The negative 5 degree end and side cutting angles reduce rubbing and support smooth, controlled material removal from light roughing to finish cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall length:\u003c\/strong\u003e The 7 in overall length offers reach into small bores without excess overhang, minimizing deflection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuild quality:\u003c\/strong\u003e The bar's approximately 45 HRC hardness and solid construction deliver the rigidity users praised for consistent bore diameter results.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe boring bar is ideal for hobbyists, model engineers and small machine shops working on small-diameter bores where toolpost clearance and rigidity matter. Its included CCMT insert and keyed screw make it a ready-to-use option for profiling and semi-finishing operations.\u003c\/p\u003e\u003cp\u003eThose requiring heavy roughing on large-diameter castings, or shops that demand a wide selection of pre-mounted insert geometries and coolant-through options, should consider other heavier-duty boring systems designed for larger bores and high material removal rates.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWorks well on small lathes and delivers a very clean finish as reported by multiple users.\u003c\/li\u003e\n\u003cli\u003eGood build quality and rigidity, helping maintain bore diameter accuracy.\u003c\/li\u003e\n\u003cli\u003eIncludes CCMT insert and key, providing immediate usability and value for money.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eAssembly quality received mixed feedback from some users, so expect to check clamp and screw fitment before first use.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Code\u003c\/td\u003e\n\u003ctd\u003eS08Q-SCLCR3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShank Diameter\u003c\/td\u003e\n\u003ctd\u003e1\/2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e7 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Insert\u003c\/td\u003e\n\u003ctd\u003e1 piece CCMT32.5 carbide insert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsert Screw\u003c\/td\u003e\n\u003ctd\u003eM4 x 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting Geometry\u003c\/td\u003e\n\u003ctd\u003ePositive 80 degree CCMT, negative 5 degree end and side angles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBar Hardness\u003c\/td\u003e\n\u003ctd\u003eApproximately 45 HRC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Accusize 1\/2 in x 7 in indexable boring bar is a practical, value-oriented tool for small-bore finishing and semi-finishing. With a positive 80 degree CCMT insert and a rigid 45 HRC body it produces clean cuts and accurate bores for hobbyists and small shops, though buyers should inspect assembly fitment on arrival.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes it come with an insert?\u003c\/strong\u003e\u003cbr\u003eYes, the bar includes one CCMT32.5 carbide insert plus the M4 x 8 insert screw and a key.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat size shank and overall length?\u003c\/strong\u003e\u003cbr\u003eThe shank is 1\/2 in diameter and the overall length is 7 in, suited to small lathes and confined toolposts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat cutting angles does it use?\u003c\/strong\u003e\u003cbr\u003eThe tool uses positive 80 degree CCMT inserts with negative 5 degree end and side cutting angles for smooth finishing cuts.\u003c\/p\u003e","brand":"Accusize Co., Ltd.","offers":[{"title":"Default Title","offer_id":48602489618651,"sku":"B00RZQSXR4","price":36.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41-f4PIlXiL._SL1500.jpg?v=1778461024","url":"https:\/\/gearmusthave.com\/products\/accusize-industrial-1-2-in-x-7-in-indexable-boring-bar-precision","provider":"GearMustHave","version":"1.0","type":"link"}