{"product_id":"rockmore-r38-drop-centre-bits","title":"Rockmore R38 Drop Centre Bits","description":"\u003cp\u003eDrop centre bits for R38 drill strings. A drop centre drills straighter holes in medium to hard rock. Diameters from 2-1\/2 in (64 mm) to 3-1\/2 in (89 mm). Hemispherical or semi-ballistic carbide.\u003c\/p\u003e","brand":"Rockmore","offers":[{"title":"2-1\/2 in (64 mm) \/ Hemispherical, 6×13\/32 + 3×13\/32","offer_id":67689591210236,"sku":"R38-64BDC-1557","price":0.0,"currency_code":"USD","in_stock":true},{"title":"2-1\/2 in (64 mm) \/ Semi-ballistic, 6×13\/32 + 3×13\/32","offer_id":67689591243004,"sku":"R38-64BDCB-1558","price":0.0,"currency_code":"USD","in_stock":true},{"title":"2-3\/4 in (70 mm) \/ Hemispherical, 6×7\/16 + 3×7\/16","offer_id":67689591275772,"sku":"R38-70BDC-181","price":0.0,"currency_code":"USD","in_stock":true},{"title":"2-3\/4 in (70 mm) \/ Semi-ballistic, 6×7\/16 + 3×7\/16","offer_id":67689591308540,"sku":"R38-70BDCB-933","price":0.0,"currency_code":"USD","in_stock":true},{"title":"3 in (76 mm) \/ Hemispherical, 6×1\/2 + 3×7\/16","offer_id":67689591341308,"sku":"R38-76BDC-429","price":0.0,"currency_code":"USD","in_stock":true},{"title":"3 in (76 mm) \/ Semi-ballistic, 6×1\/2 + 3×7\/16","offer_id":67689591374076,"sku":"R38-76BDCB-776","price":0.0,"currency_code":"USD","in_stock":true},{"title":"3-1\/2 in (89 mm) \/ Hemispherical, 6×9\/16 + 3×1\/2","offer_id":67689591406844,"sku":"R38-89BDC-905","price":0.0,"currency_code":"USD","in_stock":true},{"title":"3-1\/2 in (89 mm) \/ Semi-ballistic, 6×9\/16 + 3×1\/2","offer_id":67689591439612,"sku":"R38-89BDCB-872","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/9030\/2460\/files\/thb-r38-p20-4_9e8724fe-48b0-4134-9536-e3bd042fdae5.jpg?v=1791835637","url":"https:\/\/frankdrill.com\/products\/rockmore-r38-drop-centre-bits","provider":"FrankDrill","version":"1.0","type":"link"}