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Tungsten Carbide Rock Drill Bits , 10 - 25 Bar Oil Drill Bit For Granite Rock

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Hi larry, So far,we made the parts we needed with the DTH drill bits and it looks to work as expected. thank you again for fast service. Regards

—— Amjad

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Dear Mr.Jack Thank you, we have the drill bit in the company and are working well presented good working. Later another order of drill bits were in quotation and new product will be made. Best Regards

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Tungsten Carbide Rock Drill Bits , 10 - 25 Bar Oil Drill Bit For Granite Rock

Tungsten Carbide Rock Drill Bits , 10 - 25 Bar Oil Drill Bit For Granite Rock

Large Image :  Tungsten Carbide Rock Drill Bits , 10 - 25 Bar Oil Drill Bit For Granite Rock

Product Details:

Place of Origin: China
Brand Name: MSD
Certification: SGS
Model Number: 140-DHD350

Payment & Shipping Terms:

Minimum Order Quantity: 1 piece
Price: Negotiable
Packaging Details: wood package
Delivery Time: 10-25 days
Payment Terms: T/T west union L/C
Supply Ability: 5000 pieces per month pieces per month
Detailed Product Description
Type: DHD 350 Application: Mining Or Marble Quarry
Place Of Origin: China Face Shape: Flat, Convex, Concave
Shank: DHD 350 Air Pressure: 10-25 Bar
Material: Tungsten Carbide And Hard Alloy Steel

Drill Oil In America Rock Drill Bits Western Well Tool Inc American Rig Supply



1. This Drill Is m Series Of High Air Pressure 152.

2. With a 4 Inch Top Hammer,The Shank Bit Length Is 260mm,8 Splines,Drill Bit The Total Weight Of 16.5kg,And There Are 2 Air Holes.

3. The Shape Of The Carbide Button Shape Gauge Buttons And Front Buttons Both Is Domed/Round Button.The Quantity Both 7,And The Button Size Is Diameter 18mm And 15mm Respectively.

4. The Bit Face Designs Is Flat Face,Good Penetration Rates An Resistance To Steel Wash.




Middle East Supply Now Used In Several Rock Drill, The Working Pressure Should Be More Than 5 Atmospheres, In Order To Ensure Normal Operation. Many Mines Have Adopted Measures To Increase Wind Pressure To Increase Rock Drilling Speed. However, The General Wind Pressure Is Preferably Between 5 And 8 Atmospheres. If It Is Too High, The Damage Of The Rock Drill Parts And Duct Will Increase. If It Is Less Than 5 Atmospheres, The Rock Drilling Speed Will Drop Significantly. According To The Test, The Minimum Consumption Of Compressed Air During Rock Drilling Is 7 Atmospheres, And The Work Consumed Per Unit Length Of Blasthole Is The Smallest At 6 To 6.5 Atmospheres.



Feature Advantage:

  1. We Are Drilling Holes For Permafrost Expansion Projects, Including Schools In The Arctic Circle.

  2. The Purpose Of The Project Is The Establishment Of Permafrost Monitoring Stations In Schools, Teachers And Students Involved In Collecting Data.

  3. We Drilled a 6-Meter Deep Hole For The Monitoring Station To Measure The Ground Temperature. There Are More Than 50 Websites Established, And Many Schools Are Located In Remote Villages.

  4. This Creates a Tremendous Opportunity And a Necessity For The Development Of Portable Devices, Light Small Diameter Drill. However, Permafrost Conditions And Local Geology Vary Widely.





HammerDiameterButtonButton Angel(°)Air holesWeight (KG)button shapeface shape
4 inch4 inchφ105 mm7×φ143×φ14+3×φ133827.6domedconvex face
4 inch4 inchφ110 mm7×φ143×φ14+3×φ133827.8domedconvex face
4 inch4.5 inchφ115 mm7×φ163×φ14+3×φ133828.2domedconvex face
4 inch4.7 inchφ120 mm8×φ144×φ14+3×φ143828.7domedconvex face
4 inch5 inchφ125 mm8×φ144×φ14+3×φ143828.9domedconvex face
4 inch5 inchφ130 mm8×φ144×φ14+3×φ143829.4domedflat face
5 inch5.5 inchφ138 mm7×φ187×φ1538215.6domedflat face
5 inch6 inchφ146 mm7×φ187×φ1538216.1domedflat face
5 inch6 inchφ152 mm8×φ168×φ1538217domedflat face
5 inch6.5 inchφ165 mm8×φ188×φ1638218domedflat face
5 inch7 inchφ178 mm8×φ1810×φ1638224domedflat face
5 inch7 inchφ185 mm8×φ1810×φ1638226domedflat face
5 inch8 inchφ203 mm8×φ186×φ16+4×φ1838331domedflat face
6inch6 inchφ152 mm8×φ184×φ16+4×φ1438223domedflat face
6inch6.5 inchφ165 mm8×φ188×φ1638224domedflat face
6inch7 inchφ171 mm8×φ186×φ16+4×φ1838327domedflat face
6inch7 inchφ178 mm8×φ1810×φ1638226domedflat face
6inch7 inchφ185 mm8×φ184×φ1638226.8domedflat face
6inch7.5 inchφ194 mm10×φ1813×φ1838327.5domedflat face
6inch8 inchφ203 mm10×φ188×φ18+6×φ1638331domedflat face
6inch8.5 inch216 mm10×φ188×φ16+6×φ1638247domedflat face
6inch9 inch235 mm12×φ1830×φ1638254domedflat face
6inch10 inch254 mm12×φ1812×φ18+8×φ1638265domedflat face
8 inch8 inch203 mm10×φ188×φ16+6×φ1638247domedflat face
8 inch8.5 inch216 mm10×φ188×φ18+6×φ1638253domedflat face


Product photos :

Tungsten Carbide Rock Drill Bits , 10 - 25 Bar Oil Drill Bit For Granite Rock

Contact Details
HAO Carbide Co., Ltd

Contact Person: Marketing Manager

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