Product name: 293mm MRS240 Eccentric Casing Drilling Under Reamer System Bit For Mining Rock Drilling Casing pipe OD: 240mm Kingdrilling drilling solutions are designed to deliver industry-leading returns in ... Read More
Product name: 168mm Symmetric loose ground casing drilling ringbit without casing shoe Outer diameter casing pipe: 168mm This overburden drilling systems are designed to use ring bit which is not connected to ... Read More
Product name: 125mm MRE90 Overburden Symmetric Casing Drilling System Bit For Water Well Drilling Matched casing pipe OD: 90mm Matched hammer: Hammer DHD3.5 The overburden casing drilling systems are designed ... Read More
Product name: 1250mm Mring Overburden Concentric Casing Drilling Tools For Water Well Drilling Product category: Overburden casing drilling tools Symmetric casing drillng ring bit are made up of: 1. A pilot ... Read More