down the hole drill bits online manufacture

Product name: 139mm recycle ring bit casing drilling system for engineering Product category: Overburden casing ring bit Matched hammer: Hammer DHD340 Matched casing pipe OD: 139mm Recycle ring bit casing ... Read More

Product name: 133mm MRING Overburden Casing Drilling System Bit For Rock Foundation Drilling Product category: Overburden casing drilling system Single-use Overburden Casing drilling ringbit description: The ... Read More

Product name: Single-use 127mm Overburden Casing drilling ringbit Product category: Overburden casing drilling system Matched hammer: Hammer DHD340 Matched casing pipe OD: 127mm Single-use Overburden Casing ... Read More

Product name: 238mm MSX190 Overburden Symmetric Under Reaming Casing Drilling System Bit For Foundation Casing pipe OD: 190mm We are able to meet the drilling needs of our Mining and Quarrying customers, while ... Read More

Product name: 276mm MSX215 Overburden Symmetric Reaming Casing Drilling System Bit For Foundation Casing pipe OD: 215mm We are able to meet the drilling needs of our mining and quarrying customers while ... Read More

Product name: 276mm MRS215 Overbuden Concentric Caasing Drilling Under Reaming System Bit For Construction Casing pipe OD: 215mm MRS overburden drilling systems are designed for economic cost of drilling in ... Read More

Factory Wholesale Russian Bayonet spline DTH Hammer 110P for Mining KINGDRILLING Diamond CO., LTD is one of the most professional private enterprise specialized in researching and producing Concentric casing ... Read More

Product name: 273mm MRING tunneling casing drilling ring bit for 8 inch DTH hammer Product category: Concentric casing drilling system Matched hammer: Hammer DHD380 Matched casing pipe OD: 273mm MRING tunneling ... Read More

Product name: 406mm MRS concentric casing drilling bit with 3 reamers for piling Casing tube OD: 406mm Product components: 1. Pilot bit+3PCS wiggle wings+casing shoe 2. Pilot bit+4PCS wiggle wings+casing shoe ... Read More

Product name: U85 30mm Shank Diameter Coal Mining Bits With Enhanced Structure For Drilling Other name: Coal cutter picks Product category: mining picks Type: U85 Shank Diameter: 30mm KINGDRILLING mining cutter ... Read More