T45 Drill Bit for Long Hole Drilling

T45 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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GMD rock tools for top hammer drilling are designed to  transmit intensive impact energy into the rock with the least possible loss of energy. The result is good rock breakage, high penetration rates and high productivity. This, together with optimal hole quality, great reliability and long service life, gives the best blasting results, outstanding drill-steel economy and low total cost.

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, and thread adapters in a full range of standard diameters. 

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. 

All tooth bit series passivation cycle is long, the wear life of about with the blade diameter titles bit wear life of 5-6 times, can save auxiliary working hours, reduce the physical labor of workers and accelerating the pace of work. Therefore different diameter of the taper connection and thread connection ball tooth bit is widely used in all kinds of hard and brittle rock with the drilling rig. Sweden's engineering and technical personnel that ball tooth bit and hydraulic drilling jumbo combination, is the best matching of modern drilling technology.

 

Specification of T45 Drill Bits , kindly check below:

Thread type: T45

Head diameters: 57mm ~ 127mm   

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

Carbide shape: Dome, Ballistic , Semi-Ballistic, 

Skirt designs: Standard, retrac, straight retrac

 

T45 Drill Bits Normal Skirt Uniface Semi-Ballistic Button Bit

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T45 Drill Bits Normal Skirt Uniface Domed Button Bit

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T45 Retrac Type Button Bit

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T45 Drill Bits for Bench Drilling,    Long Hole Drilling Underground

Name

Code No.

Thread

Diameter

Gauge

Front

Skirt Design

Threaded    Button Bits

Q10-70-T45

T45

70

6*11mm

3*11mm

Standard

Q10-76-T45

T45

76

6*13mm

3*12mm

Standard

Q10-89-T45

T45

89

6*14mm

4*14mm

Standard

Q11-70-T45

T45

70

6*13mm

5*11mm

Standard

Q14-76-T45

T45

76

8*11mm

6*11mm

Standard

Q14-82-T45

T45

82

8*13mm

6*11mm

Standard

Q14-85-T45

T45

85

8*13mm

6*13mm

Standard

Q14-89-T45

T45

89

8*13mm

6*13mm

Standard

Q14-102-T45

T45

102

8*14mm

6*14mm

Standard

Q14-115-T45

T45

115

8*16mm

6*14mm

Standard

Q14-127-T45

T45

127

8*16mm

8*14mm

Standard

Q15-76-T45

T45

76

8*11mm

5*10mm

Standard

Q15-89-T45

T45

89

8*11mm

4*11mm

Standard

Q15-102-T45

T45

102

8*14mm

4*11mm

Standard

Q15-115-T45

T45

115

8*14mm

4*14mm

Standard

Q17-89-T45

T45

89

9*11mm

8*10mm

Standard

Q17-102-T45

T45

102

9*13mm

8*13mm

Standard

Q17-115-T45

T45

115

9*14mm

9*13mm

Standard

Q17-127-T45

T45

127

9*14mm

9*13mm

Standard

Q10-76-T45-RC

T45

76

6*13mm

3*11mm

Retrac

Q10-89-T45-RC

T45

89

6*14mm

4*14mm

Retrac

Q11-70-T45-RC

T45

70

6*11mm

3*11mm

Retrac

Q11-76-T45-RC

T45

76

6*13mm

3*11mm

Retrac

Q11-89-T45-RC

T45

89

6*14mm

3*13mm

Retrac

Q14-76-T45-RC

T45

76

8*11mm

6*11mm

Retrac

Q14-76-T45-RC

T45

76

8*11mm

5*10mm

Retrac

Q14-82-T45-RC

T45

82

8*13mm

6*13mm

Retrac

Q14-89-T45-RC

T45

89

8*13mm

6*13mm

Retrac

Q14-102-T45-RC

T45

102

8*14mm

6*14mm

Retrac

Q14-115-T45-RC

T45

115

8*16mm

6*14mm

Retrac

Q14-115-T45-RC

T45

115

8*14mm

4*13mm

Retrac

Q14-127-T45-RC

T45

127

8*16mm

8*14mm

Retrac

 

Button Shape and Application

Button Shape

Application

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Domed/Round Button: very hard formations.

image014.gif

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

 

 

Button Bit Face & Skirt Design  

 Face & Skirt Design

Application

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Flat Face: For Drilling in medium to hard and abrasive rock

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Drop Center Face: For drilling in medium hard, maximum hole deviation control

image020.gif

Normal Skirt: For drilling in very hard and very abrasive rock formation which is compact

image022.gif

Retrac Skirt: For drilling in loose and broken or fissured rock where it is difficult to retrac the drilling string due to the hole collapse

 

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