{"product_id":"rockmore-r28-b-design-bits","title":"Rockmore R28 B Design Bits","description":"\u003cp\u003eB design bits for R28 drill strings. Diameters 1-11\/16 in (43 mm) and 1-3\/4 in (45 mm). Hemispherical or semi-ballistic carbide.\u003c\/p\u003e","brand":"Rockmore","offers":[{"title":"1-11\/16 in (43 mm) \/ Hemispherical, 6×5\/16 + 2×5\/16","offer_id":67689585377532,"sku":"R28-43B-1349","price":0.0,"currency_code":"USD","in_stock":true},{"title":"1-11\/16 in (43 mm) \/ Semi-ballistic, 6×5\/16 + 2×5\/16","offer_id":67689585410300,"sku":"R28-43BB-1538","price":0.0,"currency_code":"USD","in_stock":true},{"title":"1-3\/4 in (45 mm) \/ Semi-ballistic, 6×11\/32 + 2×11\/32","offer_id":67689585443068,"sku":"R28-45BB-1573","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/9030\/2460\/files\/thb-r28-p14-3_e3d30c32-3b6d-4825-8541-bdfd94e323f9.jpg?v=1791835501","url":"https:\/\/frankdrill.com\/products\/rockmore-r28-b-design-bits","provider":"FrankDrill","version":"1.0","type":"link"}