Self-drilling anchor bolt R25 for tunnelling and geotechnical engineering

US $9 / M

Min. Order: 2000 M

taper rock drilling tools

rock drilling tools

T38 64mm 76mm Hard Rock Drilling Bits Thread Button Drill Bits

Kimdrill 16r55 Soil Drill Teeth drill bits

US $5 / pc

Min. Order: 100 pc

Core Barrel with Rock Bits

US $1000 / pc

Min. Order: 1 pc

TCI Tricone Drill Bit

US $1000 / pc

Min. Order: 1 pc

Tricone Rock Bits--311.1 IADC 537

US $2000 / pc

Min. Order: 1 pc

QL40 DTH bits rock drilling tools for iron mining site

US $350 / pc

Min. Order: 1 pc

Auger Tools B47K19HF,Conical Bits,Foundation Drilling Tools,Rock Tools

AQ BQ NQ HQ PQ all sizes of impregnated diamond core drill bits for hard rock

US $65 / pc

Min. Order: 1 pc

Maxdrill 11 degree tapered bits rock bits

US $3.2 / pc

Min. Order: 5 pc

15 1/2"IADC637 tricone bit factory supply rock drilling tools

TCI tricone rock drill bit

Hollow Grouting Drill Bit Tunnel Track Rail Road Rock Bolt

Yichuan IADC 617 Single Cone Rock Roller Drill Bits Cone Barrel For Rotary Drill

US $325 / pc

Min. Order: 1 pc

TCI tricone rock bit IADC 537 8 3/8 inch for drill water well

US $800 / pc

Min. Order: 1 pc

Diamond core drill bit for stone&rock&concrete drilling

US $1.8 / pc

Min. Order: 1 pc

R32 button bit

US $18.4 / pc

Min. Order: 50 pc

B47K22h Tungsten Carbide Tipped Rock Auger Bullet Cutter Bit

US $10.6 / pc

Min. Order: 200 pc

chinese factory 9 7/8 inch tricone rock drill bits for water well drilling

US $1000 / pc

Min. Order: 1 pc

64mm T38 Thread Button Drill Bit Rock Mining Drill Bits

Hard Rock PDC cone bit Used for drill underground core

US $150 / Piece

Min. Order: 1 Piece

Api Drilling Tool Sliding Bearing Tci Tricone Rock Roller Bits

US $600 / Piece

Min. Order: 2 Piece

Kimdrill Drill bit

US $10 / pc

Min. Order: 1000 pc

Conical Rock Auger

Cross-type bit

Down The Hole (DTH) Drill Bits

US $300 / pc

Min. Order: 5 pc

Sealed bearing 77 8" IADC845 mining rock drill bit

US $750 / set

Min. Order: 1 set

Atlas Copco Button Bits from China Biggest Supplier