T38 Drill Bits for Bench Drilling

T38 Drill Bits are widely used in Bench drilling, underground long hole drilling to match extension MF rod, MM rod heavy duty top hammer Drilling....

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Many factors go into choosing the correct bit for your ground conditions and drilling practices. Production demands have changed the drilling industry over the past twenty years, most of the pneumatic hammers have been replaced by the harder hitting, faster drilling hydraulic hammers.

We are constantly improving our manufacturing practices to produce bits that withstand the new machines. With our experience in the rock drilling industry we can suggest products, in various styles and configurations, for your particular rock drilling application.

GMD offers a complete selection of Top Hammer Drilling Tools to meet all of your drilling needs, which are suitable for any type of drilling application in mining, tunneling, construction and quarry work.

With the top quality of alloy steels and the best carbides, we produce all Top Hammer Drilling Tools by hot press technology and multiple heat-treated process to extend the product life for maximum wear and performance in the toughest of drilling conditions.

In the recent 20 years, Thread Button Bit series development very fast, it is accompanied by hydraulic rock drill hole quickly save industry to improve the drilling speed and drilling auxiliary working hours.

Our products are suitable for powerful percussive drills and top hammers with high speed drifter, such as Atlas Copco 282 rocket boomer, Atlas Copco 352 rocket boomer jumbo, AtlasCopcoD7roc, Furukawa HCR 1200, Tamrock, and Ingesoll Rand ECM660.

The products are widely used in bench and production drilling, extensional drilling.


Specification of T38 Drill Bits , kindly check below:

Thread type: T38

Head diameters: 57mm ~ 115mm

Face designs; Flat Face, Drop Center, Uni-face;

Carbide shape: Dome, Ballistic , Semi-Ballistic,

Skirt designs: Standard, retrac, straight retrac

Application: Bench drilling, underground long hole drilling to match extension MF rod, MM rod heavy duty top hammer.


Normal Skirt Flat Face Domed Button Bit

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T38 Drill Bits Retrac Flat Face Semi-Ballistic Button Bit

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T38 Retrac Drop Center Semi-Ballistic Button Bit

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Packing

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How to choose Right T38 Drill Bits ?

Button Shape and Application

Button Shape

Application

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Domed/Round Button; Domed/Round buttons are suitable for very abrasive and very hard formations.

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Parabolic /Semi-Ballistic Button:Parabolic buttons are usually used as gauge buttons and front buttons, suitable for medium abrasive and hard formations.


T38 Drill Bits for Bench Drilling, Long Hole Drilling Underground

Name

Code No.

Thread

Diameter

Gauge

Front

Skirt Design

Threaded    Button Bits

Q9-57-T38

T38

57

6*10mm

3*10mm

Standard

Q9-64-T38

T38

64

6*12mm

3*11mm

Standard

Q9-64-T38-RC

T38

64

6*12mm

3*11mm

Retrac

Q9-70-T38

T38

70

6*12mm

3*11mm

Standard

Q9-70-T38-RC

T38

70

6*12mm

3*11mm

Retrac

Q9-76-T38

T38

76

6*13mm

3*13mm

Standard

Q9-76-T38-RC

T38

76

6*13mm

3*13mm

Retrac

Q9-89-T38

T38

89

6*14mm

3*13mm

Standard

Q9-89-T38-RC

T38

89

6*14mm

3*13mm

Retrac

Q10-89-T38

T38

89

6*14mm

4*14mm

Standard

Q10-89-T38-RC

T38

89

6*14mm

4*14mm

Retrac

Q12-64-T38

T38

64

8*10 mm

4*10mm

Standard

Q12-64-T38-RC

T38

64

8*10mm

4*10mm

Retrac

Q12-89-T38

T38

89

8*11mm

4*11mm

Standard

Q12-89-T38-RC

T38

89

8*11mm

4*11mm

Retrac

Q12-102-T38

T38

102

8*14mm

4*13mm

Standard

Q12-102-T38-RC

T38

102

8*14mm

4*13mm

Retrac

Q13-76-T38

T38

76

8*11mm

5*11mm

Standard

Q13-76-T38-RC

T38

76

8*11mm

5*10

Retrac

Q14-76-T38

T38

76

8*11mm

6*11mm

Standard

Q14-76-T38-RC

T38

76

8*11mm

6*11mm

Retrac

Q14-89-T38

T38

89

8*13mm

6*13mm

Standard

Q14-89-T38-RC

T38

89

8*13mm

6*13mm

Retrac

Q14-102-T38

T38

102

8*14mm

6*14mm

Standard

Q14-102-T38-RC

T38

102

8*14mm

6*14mm

Retrac

Q14-115-T38

T38

115

8*16mm

6*14mm

Standard

Q17-89-T38

T38

89

9*11mm

8*10mm

Standard

Q17-102-T38

T38

102

9*13mm

8*13mm

Standard

Q18-115-T38

T38

115

9*14mm

9*13mm

Standard

Cross Bits

CB-64-T38

T38

64

12*20.6


Standard

CB-70-T38

T38

70

12.7*25


Standard

CB-76-T38

T38

76

12.7*25


Standard

CB-89-T89

T38

89

12.7*25


Standard

CB-102-T38

T38

102

16*25


Standard


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