40 mm drill bit

Groundwater Tools Mission DTH For Hard Rock Formation Our Products: With professional manufacturing experience in DTH hammer pr...

... and skillful design, as well as high quality materials result in good performance, long service life, simplicity and endurance. Thus, our ...

Medical Craniotomy Drill Surgical Use Orthopedic Power Tools Craniotomy Orthopedic Power Tools Features 1. Maximum speed: 800rpm, stepless speed regul...

... Water Well Specifications Item Size () Item Name Size () Non-coring 42 Coring 65 Non-coring ...

... engineering and the oil and gas industries. 2. Generally, it include the Three Wings, Four Wings, Five wings or blades PDC Non-Coring . 3. Siz...

... (No. x ) Gauge Buttons (No. x ) Angle Front Flushing Holes Side Flushing Holes Weight (kg) 4148300705 B964-T38-S, T38 Button , Spherical Bu...

Small Rock , Rock Carbide With Great Performance Number of buttons: 7 buttons Tapered type: 7 degree Use: Ore Mining Appli...

...the model of rig and the rock performance. Generally, chisel are mainly used for hard rock, cross and button are mainly used for ...

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... Water Well Machine Parts BR2 Down The Hole water well machine parts down the hole 1'' 2'' Middle Air Pressu...

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... ND35 85 DTH Bit Specification Of ND35 85 DTH Bit: Bit Bit Head Diameter/ Weight/kg Air Tube ND35 85 4.2 With 90 4.5 9...

... for coal mine opening hole,water well We specialized in manufacturing Rods, Casings, Core barrels, Diamond , Reaming ...

... mining taper rock ing s 34 button 1 Product description of Rock Material - 45CrNiMoVA we use to produce our tung...

... holes Weight (kg) shanks Outer Front 178 8*Φ16 11*Φ16 35 2 27 DHD360 2. Pre-sale service: Act as a good ......

... 2:Core 4. Type 3:Twist set for metal 5. colour:Black + gold 6. Material:HSS 6542(M2) Material of High Speed Steel Processing o...

... and engineering projects where precision is required. SIZE CORE Ø HOLE Ø AQTK™ 35.5 (1-3/8 in) 48 (1-7/8 in) BQ™ 36.4 (1-7/16 in...

...serving for mining, construction and tunneling etc. Diameter () Tip Size (W * H ) () Taper Angle * Inner Diameter Front Gauge 32 8*6....