{"product_id":"3-18-to-4-180-grit-ao-bore-polisher","title":"Merit MM4554130 5 1\/2\u0026quot; X 1 1\/2\u0026quot; Bore Polisher 180 Grit Fine Aluminum Oxide X Weight Cotton\/Poly Backing Brown","description":"\u003ch4\u003eShort Description\u003c\/h4\u003eMerit MM4554130 5 1\/2\" X 1 1\/2\" Bore Polisher 180 Grit Fine Aluminum Oxide X Weight Cotton\/Poly Backing Brown\u003chr\u003e\u003ch3\u003eFull Description\u003c\/h3\u003e\u003cdiv\u003e \u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e \u003ctd\u003eAbrasive Material\u003c\/td\u003e \u003ctd\u003eAluminum Oxide \u003c\/td\u003e\n\u003ctd\u003eGrit\u003c\/td\u003e\n\u003ctd\u003e180 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e \u003ctd\u003eMinimum Bore Diameter\u003c\/td\u003e \u003ctd\u003e3 1\/8\" \u003c\/td\u003e\n\u003ctd\u003eMaximum RPM\u003c\/td\u003e\n\u003ctd\u003e10,000 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e \u003ctd\u003eMaximum Bore Diameter\u003c\/td\u003e \u003ctd\u003e4\" \u003c\/td\u003e\n\u003ctd\u003eBacking Weight\u003c\/td\u003e\n\u003ctd\u003eX \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e \u003ctd\u003eConnection Size\u003c\/td\u003e \u003ctd\u003e1\/2\"-20 \u003c\/td\u003e\n\u003ctd\u003eModel No\u003c\/td\u003e\n\u003ctd\u003eB-425 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003cdiv\u003e\u003c\/div\u003e \u003cdiv\u003e\u003c\/div\u003e \u003cspan\u003e\u003c\/span\u003e \u003cdiv\u003e \u003cdiv\u003e \u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e \u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e \u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e\u003cdiv\u003e  \u003cdiv\u003e  \u003cdiv\u003eFor 3 1\/8\" To 4\" interior diameter bores • 180-240 grit for fine blending, finishing and polishing • Use with Bpm-4 mandrel part no. 08834154183 • Extension mandrels are available for deep holes • 4 Abrasive packs 1-1\/2 In. wide, bonded to hub • Bore polishers are used for deburring, cleaning and polishing of the interior diameters of cylinders, tubes and hydraulic fittings. The flaps automatically adjust to the inside diameter, polishing the entire surface with one pass. A self-centering, spring action design gives a fast and easy way to handle all inside diameter jobs. \u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Berkshire eSupply","offers":[{"title":"Default Title","offer_id":40007632093389,"sku":"FTS-MM4554130","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0585\/4419\/3741\/products\/Fittings_Enlarge_a72d9897-e023-4336-978a-2b45d1336c8f.jpg?v=1643129091","url":"https:\/\/www.freertool.com\/products\/3-18-to-4-180-grit-ao-bore-polisher","provider":"Freer Tool and Supply","version":"1.0","type":"link"}