drill bit extension bar

HDD Drill Rods 6 5/8inch ROSCHEN carries a number of popular sizes in Ditch Witch drill forged-end friction welded pipe. Connect with our horizontal d...

Hard Rock Drill T38 MF/Speed Drill Bit Extension Bar For Bench and Production Drilling Description: Hexagonal drill rod and round drill rods are produ...

Product name: T45 Thread drill rod other name: MM Extension Rod Thread: T45 Usage: Hole Drilling, Coal Mining, Quarry, Construction,Stone Drilling oth...

R32 T38 T51 Threaded rock button drill bit extension rods Product feature of Rock Drilling Rods Threaded drill rod Connector Drill Rod R32 T38 T51 Thr...

Product Description Product Name Small Arbors for Bimetal Hole Saw Material Bimetal Surface Finish Oxide Black,Electro-plated Black Size φ19-30mm Pack...

Tunneling Drill Rod Extension Rod R25,R28 for Rock Drilling Tools Description OED’ drifting and extension drill rods are for in drifting, tunneling, l...

Hard Rock 45mm R32 Drill Bit For Extension Drifter Rod Rock Drilling Bit Description Thread button bits made with high quality of best quality alloy s...

12 Inch HSS Aircraft Extension Extra Long Drill Bit for Metal Stainless Steel Aluminium Drilling Discription of Aircraft Extension HSS drill bits: The...

T51 Mining Drills Rock Tool Button Bit retrac 89mm 4 holes threaded drilling tools carbide drill bits Product Name different rock hardness drilling bu...

Diamond Core Drill Bits For Concrete Drilling , Mesh Type , V Tips Diamond concrete drill bit adopt the latest Laser welded technology, make the weldi...

Thread button bits Rock Drill Bits JCDRILL Thread Button Drill Bit Thread button drill bits are made by high quality alloy steel bar and tungsten carb...

7 1/2'' 190mm Mining Rock Drill Bit With Thread 3 1/2'' API REG For DTH Drilling Product description Sollroc's DTH button bit designs are well known a...

T38 R38 High Grade Tungsten Carbide Thread Button Drill Bit Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. T...

Durable Step Through Hole Drill Bits for Woodworking Machine YIDIAN Step Through Hole Drill Bits: YIDIAN Step Through Hole Drilling Bits are specially...

Rotary Drilling Rig Kelly Bar Square Head Kelly Bar Swivel Head with extension tube Beijing Jietai Haoli Technology Development Co., Ltd. is one compr...

Deep Water Well Drilling Rock Bit, IADC637 TCI Tricone Bits For Hard Rock Drilling, Oil Drilling Bit Introduction In the manufacturing process, each p...

Tricone Bit 24inch Tricone Roller Bits IADC537 Well Drill Bit For Horizontal Directional Drilling Product Description The Tricone Bit, known for its t...

OEM High Strength Oil Water Well Drill Bits Water Well Drill Bits Specifications Item Size (mm) Item Name Size (mm) Non-coring Drill Bit 42 Coring Dri...

30×10×60×M14 Dry Diamond Core Drill Bits for Porcelain Ganite tile Glass Ceramics Marble Drill Bits With High Quality Model Number diamond core bits d...

Surface Set Drill Bits 3-1/2 Inch Nature Drill Bit For Hard Rock Drill Bit 1 . Descriptions: The main types of fixed drill bits are: PDC (polycrystall...