{"product_id":"core-barrel-roller-bits","title":"Core Barrel Roller Bits","description":"\u003cp\u003eRoller bit core barrel is used in very strong rock formations (compressive strength \u0026gt; 100 MPa). It uses welded roller bits for cutting the annular groove with a width of 220 or 320mm. The core barrel is extracted from the bore after coring a length of about 1m. \u003c\/p\u003e\n\u003cp\u003e200 kelly box made of heat-treated cast steel with two locking pins. Wear strips or Tungstuds wear protection on the barrel body. Fitted with brand new welded roller bits. Bottom ring in Hardox HB 500.\u003c\/p\u003e","brand":"Sigma Parts","offers":[{"title":"520","offer_id":58980953162111,"sku":"SI-CBRB-520","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"650","offer_id":58980953194879,"sku":"SI-CBRB-650","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"780","offer_id":58980953227647,"sku":"SI-CBRB-780","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"900","offer_id":58980953260415,"sku":"SI-CBRB-900","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"980","offer_id":58980953293183,"sku":"SI-CBRB-980","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"1060","offer_id":58980953325951,"sku":"SI-CBRB-1060","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"1180","offer_id":58980953358719,"sku":"SI-CBRB-1180","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"1350","offer_id":58980953391487,"sku":"SI-CBRB-1350","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"1650","offer_id":58980953424255,"sku":"SI-CBRB-1650","price":0.0,"currency_code":"GBP","in_stock":true},{"title":"1830","offer_id":58980953457023,"sku":"SI-CBRB-1830","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1438\/4511\/files\/SI-Core-Barrel-Roller-Bits.png?v=1791542732","url":"https:\/\/sig.global\/products\/core-barrel-roller-bits","provider":"Sigma Parts","version":"1.0","type":"link"}