casing drilling bit online manufacture

Product Name: 146mm MNS Sliding Concentric Casing Rock Drilling System for Overburden Layers Product category: MNS Sliding Concentric Casing Bit Matched hammer: Hammer CIR110 Matched casing pipe OD: 146mm The ... Read More

Product Name: MNS Five-Piece Concentric Overburden Casing Drilling System for CIR110 Hammer & 114mm Pipe Product category: Overburden eccentric casing bit Matched hammer: Hammer CIR110 Matched casing pipe OD: ... Read More

Product name: 159mm MK5E Overburden casing drilling tools with CIR110 shank for water well drilling Product category: Overburden casing drilling tools Matched hammer: Hammer CIR110 Matched casing pipe OD: 159mm ... Read More

OD 127mm MRE Dual Rotors Overburden Casing Drilling system DHD Shank with casing tube Description MRE Dual Rotors Eccentric Overburden casing drilling system, At clockwise rotation, reamer bits expand to bring ... Read More

Product name:219mm MRS concentric under reaming drilling system for construction Casing pipe OD: 219mm MRS overburden drilling systems are designed for economic cost of drilling in simultaneous casing ... Read More

Product Description: This overburden drilling systems are designed are designed to use ring bit which is not connected to casing shoe, for piling. Product components: Pilot bit + outer ring bit + casing shoe ... Read More

Product name: Diamond Coal Mining Picks Other name: Coal cutter picks Product category: mining picks Type: U85 U92 U94 U95 U170 Diameter: 30mm, 35mm, 43mm KINGDRILLING mining cutter picks description: The coal ... Read More

Product name: U92 type Coal Pick for coal mining Other name: Coal cutter picks Product category: mining picks Type: U85 U92 U94 U95 U170 Diameter: 30mm, 35mm, 43mm KINGDRILLING mining cutter picks description: ... Read More

KINGDRILLING Diamond CO., LTD is one of the most professional private enterprise specialized in researching and producing Concentric casing drilling bit, Eccentric drilling system, ODEX casing bit, DTH hammer, ... Read More

Product name: Bayonet P110 connection DTH hammer for blasting Product category: Blasting drilling tools Matched hammer: Hammer P110 Connection thread: Bayonet Impact power: 2.8 Working pressure(bar): 0.5 Outer ... Read More