IADC437 Tricone Drill Bits IADC637 Tricone Drill Bits Water Well Drilling Description: IADC Codes: IADC437, IADC637 Diameter: 311 mm = 12,2 " inches Application: Water and Oil Well Drilling, Coal Mining, Stones... Leggi di più
H25 Threaded Drill Bit Cross Type Small Hole Rock Drilling Tools Description: H25 Thread System affords drillers the ability to change drilling bits whilst still using the same drilling rod for small hole ... Leggi di più
IADC 537 Three Cone Rock Drilling Oil Rig And Drilling Water Wells Tricone Drill Bit Product Description: KSQ tricone bit used for geoloical prospecting,development of oil and gas,drilling water wells,blast ... Leggi di più
R32 Threaded Tungsten Carbide Button Drill Bit Description Threaded drill bits include general,retrac and reaming three series,with stronger button-fixing ability,longer service life,better wear-resistance and ... Leggi di più
Hard Rock 7 Degree Small Rock Drill Bits Tapered Drilling Bit Tapered Button Bits are widely applied in small-hole drilling, such as stone quarrying, mining, tunnel work and construction. It is for drilling ... Leggi di più
New 12 1/4' Tricone Three Cone Button TCI Tricone Roller Drill Bit Main Features 1. There is a Tricone suitable for any rock formation 2. Tricone bit is versatile and can handle changing formations 3. Tri Cones ... Leggi di più
Hard Rock Blasting Overburdened 346mm IADC617 TCI Tricone Drill Bit Due to impact, crushing and shearing rock breaking when roller cone rotates, the contact area between cone and bottom hole is small, the ... Leggi di più
Tungsten Carbide Hard Rock 8 1/2 Inch Iadc537 TCI Roller Tricone Rock Drill Bits Main Features 1. There is a Tricone suitable for any rock formation 2. Tricone bit is versatile and can handle changing ... Leggi di più
12 Degree Retract Type Spherical Button Tapered Drill Bit Product Application Ligaoxin tapered drill bits consist of mining and tunneling two series,with higher drilling efficiency,longer service life,better ... Leggi di più