T51 Tungsten Carbide Rock Drill Bit

T51 Tungsten Carbide Rock Drill Bit is one of the most popular type for Bench Drilling, Long Hole Drilling Underground....

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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.

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.

 

A comprehensive range of various T51 Tungsten Carbide Rock Drill Bit shown as below:

Thread type: T51

Head diameters: 82mm ~ 140mm 

Material: Alloy steel bar and tungsten carbide 

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

Carbide shape: Dome, Ballistic , Semi-Ballistic, 

Skirt designs: Standard, retrac, straight retrac

  

T51 Normal Skirt Drop Center Semi-Ballistic Button Bit

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T51 Normal Skirt Uniface Thread Button Bit

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T51 Tungsten Carbide Rock Drill Bit Retrac type

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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.

 

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

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

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


T51 Drill Bits for Bench Drilling,    Long Hole Drilling Underground

Name

Code No.

Thread

Diameter

Gauge

Front

Skirt Design

Threaded    Button Bits

Q10-89T51

T51

89

6*14mm

4*14mm

Standard

Q14-82T51

T51

82

8*13mm

6*11mm

Standard

Q14-85T51

T51

85

8*13mm

6*11mm

Standard

Q14-89T51

T51

89

8*13mm

6*12mm

Standard

Q14-102T51

T51

102

8*14mm

6*14mm

Standard

Q14-115T51

T51

115

8*16mm

6*14mm

Standard

Q16-127T51

T51

127

8*16mm

8*14mm

Standard

Q16-140T51

T51

140

8*16mm

8*16mm

Standard

Q17-89T51

T51

89

9*11mm

8*10mm

Standard

Q17-102T51

T51

102

9*13mm

8*13mm

Standard

Q18-115T51

T51

115

9*14mm

9*13mm

Standard

Q18-127T51

T51

127

9*14mm

9*14mm

Standard

Q14-102T51

T51

102

8*14mm

6*13mm

Standard

Q15-115T51

T51

115

8*14mm

7*14mm

Standard

Q16-127T51

T51

127

8*16mm

8*14mm

Standard

Q9-76T51

T51

76

6*13mm

3*11mm

Standard

Q9-80T51

T51

80

6*13mm

3*11mm

Standard

Q9-89T51

T51

89

6*14mm

3*13mm

Standard

Q12-89T51

T51

89

8*11mm

4*11mm

Standard

Q12-102T51

T51

102

8*14mm

4*13mm

Standard

Q12-115T51

T51

115

8*14mm

4*14mm

Standard

Q12-127T51

T51

127

8*16mm

4*16mm

Standard

Q12-140T51

T51

140

8*16mm

4*16mm

Standard

Q10-89T51RC

T51

89

6*14mm

4*14mm

Retrac

Q14-82T51RC

T51

82

8*13mm

6*11mm

Retrac

Q14-89T51RC

T51

89

8*13mm

6*13mm

Retrac

Q14-102T51RC

T51

102

8*14mm

6*14mm

Retrac

Q14-115T51RC

T51

115

8*16mm

6*14mm

Retrac

Q16-127T51RC

T51

127

8*16mm

8*16mm

Retrac

Q16-140T51RC

T51

140

8*16mm

8*16mm

Retrac

Q17-89T51RC

T51

89

9*11mm

8*19mm

Retrac

Q17-102T51RC

T51

102

9*13mm

8*13mm

Retrac

Q18-115T51RC

T51

115

9*14mm

9*13mm

Retrac

Q18-127T51RC

T51

127

9*14mm

9*14mm

Retrac

Q14-102T51RC

T51

102

8*14mm

6*13mm

Retrac

Q15-115T51RC

T51

115

8*14mm

7*14mm

Retrac

Q16-127T51RC

T51

127

8*16mm

8*14mm

Retrac

Q9-89T51RC

T51

89

6*14mm

3*13mm

Retrac

Q12-89T51RC

T51

89

8*11mm

4*11mm

Retrac

Q12-102T51RC

T51

102

8*14mm

4*13mm

Retrac

Q12-115T51RC

T51

115

8*16mm

4*14mm

Retrac

Q12-127T51RC

T51

127

8*16mm

4*16mm

Retrac

Q12-140T51RC

T51

140

8*16mm

4*16mm

Retrac


Production

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Packing Picture

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