Beijing Jc Drilling Machinery Co., Ltd.
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Thread Button Drill Bit Retrac Top Hammer Drilling Tools

Rock Drill Thread Button Bits is suitable for R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60 rock drill rods use. It have many thread. It's widely used for hard rock(f=8~18) drilling use.

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Functions and Features
  • Alloy steel:42CrMo
  • Technology:hot-pressing or welding Before the Official Order, please confirm below information
  • Standard or Retrac
  • Bit face shape--Drop Center, Flat Face, Convex, Concave, etc...
  • Thread connection: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60
  • Suitable carbide tips: YK05
  • Thread Type
  • Bit button shape (tip shape)--Spherical or Ballistic

Product Description

The thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks. Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.

Product Specifications

Bit Dia. NO x Button x Dia. Flushing Hole Weight Bit Dia. NO x Button x Dia. Flushing Hole Weight Bit Dia. NO x Button x Dia. Flushing Hole Weight
mm inch Front Gauge Angle Front Side （KG） mm inch Front Gauge Angle Front Side （KG） mm inch Front Gauge Angle Front Side （KG）
R25 T38 T60
Spherical Buttons spherical Buttons spherical Buttons
33 1 19/64   5X7 35° 1 1 0.4 64 2 1/2 3x11 6x12 35° 3   1.8 92 3 5/8 4x13,1x13 8x13 35° 4   5.3
35 1 3/8   5x8 35° 1 1 0.4 64 2 1/2 4x10,1x10 8x10 40° 2   1.6 96 3 3/4 4x13,1x13 8x14 35° 4   5.6
38 1 1/2 2x7 5x8 30° 1 1 0.5 64 2 1/2 3x10,1x10 6x11 35° 3   1.7 102 4 9x11 9x13 35° 3   6
38 1 1/2 2x7 5x9 30° 1 1 0.5 70 2 3/4 4x11 8x11 40° 2   1.9 115 4 1/2 10x12 9x14 35° 3   6.8
41 1 5/8 2x9 4x9 35° 1 2 0.6 70 2 3/4 4x10,1x10 8x11 30° 4   1.9 127 5 10x13 9x14 35° 3   7.5
41 1 5/8 2x8 5x9 35° 1 1 0.6 70 2 3/4 3x10,1x10 6x12 35° 3   1.8 140 5 1/5 10x14 9x16 35° 3   9
45 1 3/4 2x9 4x11 35° 1 2 0.6 76 3 4x11 8x11 40° 2   2.4 152 6 12x14 9x16 35° 3   10.6
45 1 3/4 2x8 5x11 30° 1 2 0.6 76 3 5x11 8x13 35° 2 1 2.4 Parabolic Buttons
Parabolic Buttons 76 3 3x11,1x11 6x12 35° 3 1 2.6 92 1 5/8 4x13,1x13 8x13 35° 1   5.3
33 1 19/64 2x7 5x7 35° 1 1 0.4 76 3 4x11,1x11 8x12 35° 4   2.6 96 1 2/3 4x13,1x13 8x14 35° 1   5.6
35 1 3/8 2x7 5x9 25° 1 1 0.4 76 3 4x11,1x11 8x11 40° 4   2.6 102 1 2/3 9x11 9x13 35° 2   6
38 1 1/2 2x7 5x9 40° 1 1 0.5 89 3 1/2 4x13 8x13 40° 2   3.3 115 1 2/3 10x12 9x14 35° 3   6.8
41 1 5/8 2x8 5x9 35° 1 1 0.5 89 3 1/2 5x13 8x13 35° 2   3.3 127 1 3/4 10x13 9x14 35° 1   7.5
45 1 3/4 2x9 5x10 35° 1 2 0.6 89 3 1/2 6x11 8x12 35° 2   3.3 140 1 3/4 10x14 9x16 35° 2   9
R28 89 3 1/2 3x11,2x11 6x12 35° 3 1 3.3 152 1 3/4 12x14 9x16 35° 3   10.6
Spherical Buttons 89 3 1/2 4x11,1x11 8x13 35° 4   3.3 HL38
37 1 29/64 2x7 5x9 30° 1 1 0.5 89 3 1/2 4x13,1x13 8x13 35° 4   3.3 spherical Buttons
38 1 1/2 2x8 4x9 30° 1 2 0.6 Parabolic Buttons 64 2 1/2 3x11 6x12 35° 3   1.8
38 1 1/2 2x7 5x9 30° 1 1 0.6 64 2 1/2 3x11 6x12 35° 3   1.8 70 2 3/4 4x11 8x11 40° 2   1.9
41 1 5/8 2x8 5x9 35° 1 1 0.7 64 2 1/2 4x10 8x10 40° 2   1.6 70 2 3/4 4x10,1x10 8x11 30° 4   1.9
43 1 2/3 2x9 5x9 30° 1 2 0.8 64 2 1/2 3x10,1x10 6x11 35° 3   1.7 70 2 3/4 3x10,1x10 8x12 35° 3   1.8
45 1 3/4 2x9 5x10 30° 1 2 0.9 70 2 3/4 4x11 8x11 40° 2   1.9 76 3 4x11 8x11 40° 2   2.4
45 1 3/4 3x8 6x9 30° 1 3 0.9 70 2 3/4 3x10,1x10 6x12 35° 3   1.9 76 3 3x11,1x11 6x12 35° 3 1 2.6
Parabolic Buttons 76 3 4x11 8x11 40° 2   2.4 76 3 4x11,1x11 8x12 35° 4   2.6
37 1 4/9 2x7 5x9 30° 1 1 0.5 76 3 5x11 8x13 35° 2 1 2.4 89 3 1/2 5x12 8x12 35° 2   3.3
38 1 1/2 2x8 4x9 30° 1 2 0.6 76 3 3x11,1x11 6x13 35° 3 1 2.6 89 3 1/2 4x13,1x13 8x13 35° 4   3.3
38 1 1/2 2x7 5x9 30° 1 1 0.6 76 3 4x11,1x11 8x12 35° 4   2.6 Parabolic Buttons
41 1 5/8 2x8 5x9 35° 1 1 0.7 76 3 4x11,1x11 8x11 40° 4   2.6 64 2 1/2 3x11 6x12 35° 3   1.8
43 1 2/3 2x9 5x9 35° 1 2 0.8 89 3 1/2 5x13 8x13 35° 2   3.3 70 2 3/4 4x11 8x11 40° 2   1.9
45 1 3/4 2x9 5x10 30° 1 2 0.9 89 3 1/2 6x11 8x12 35° 2   3.3 70 2 3/4 4x10,1x10 8x11 30° 4   1.9
45 1 3/4 3x8 6x9 35° 1 3 0.9 89 3 1/2 3x11,1x11 6x13 35° 3 1 3.3 76 3 4x11 8x11 40° 2   2.4
48 1 7/8 2x9 5x11 30° 1 2 1.0  89 3 1/2 4x11,1x11 8x13 35° 4   3.3 76 3 3x11,1x11 6x13 35° 3 1 2.6
48 1 7/8 3x8 6x9 35° 1 3 1.0  89 3 1/2 4x13,1x13 8x13 35° 4   3.3 76 3 4x11,1x11 8x12 35° 4   2.6
R32 T45 89 3 1/2 5x12 8x12 35° 2   3.3
spherical Buttons spherical Buttons 89 3 1/2 4x13,1x13 8x13 35° 4   3.3
41 1 5/8 2x9 4x9 35° 1 1 0.6 70 2 3/4 4x11 8x11 40° 2   2.3 ST58
41 1 5/8 2x8 5x9 35° 1 1 0.7 70 2 3/4 3x11,1x9 6x11 35° 3   2.2 spherical Buttons
43 1 2/3 2x9 5x9 35° 1 2 0.7 70 2 3/4 4x10,1x10 8x11 35° 4   2.2 89 3 1/2 6x12 8x12 35° 2 1 4.1
43 1 2/3 2x9 5x10 35° 1 1 0.7 76 3 4x11 8x11 40° 2   2.6 89 3 1/2 6x13 8x13 35° 2 1 4.1
43 1 2/3 2x9 6x9 40° 2   0.7 76 3 5x11 8x12 35° 2 1 2.6 89 3 1/2 4x13,1x13 8x13 35° 4   4.1
45 1 3/4 2x9 5x11 30° 1 1 0.8 76 3 3x11,1x11 6x12 35° 3   2.4 89 3 1/2 4x12,1x12 8x12 35° 4   4.1
45 1 3/4 2x9 6x10 35° 2   0.8 76 3 4x11,1x11 8x12 35° 4   2 89 3 3/4 4x13,1x13 8x14 35° 4   4.6
45 1 3/4 3x8 6x10 30° 3   0.8 89 3 1/2 4x13 8x13 40° 2   4.6 102 4 6x14 8x14 35° 2   6
48 1 7/8 2x9 5x11 35° 1 1 0.9 89 3 1/2 6x11 8x12 35° 2   4.6 102 4 6x13 8x16 35° 2 1 6
48 1 7/8 2x9 6x10 40° 2   0.9 89 3 1/2 3x11,2x11 6x13 35° 3 1 4.1 115 4 1/2 6x14 8x16 35° 2   7
48 1 7/8 3x8 6x10 40° 3   0.9 89 3 1/2 4x11,1x11 8x12 35° 4   4.6 Parabolic Buttons
48 1 7/8 2x9 6x10 30° 3   0.9 89 3 1/2 4x13,1x13 8x13 35° 4   4.6 89 3 1/2 6x12 8x12 35° 2 1 4.1
51 2 2x10 5x11 35° 1 1 1 102 4 5x14 8x14 40° 2   5.0  89 3 1/2 6x13 8x13 35° 2 1 4.1
51 2 2x10 6x10 40° 2   1 102 4 6x13 8x16 40° 2 1 5.0  89 3 1/2 4x13,1x13 8x13 35° 4   4.1
51 2 3x9 6x10 35° 3   1 102 4 3x13,2x13 6x14 35° 3 1 4.5 89 3 1/2 4x12,1x12 8x12 35° 4   4.1
57 2 1/4 3x9 6x11 35° 3   1.3 102 4 4x13,1x13 8x14 35° 4   4.5 89 3 3/4 4x13,1x13 8x14 35° 4   4.6
64 2 1/2 3x10,1x10 6x11 35° 3   1.6 102 4 4x13,1x13 8x13 35° 4 1 4.5 102 4 6x14 8x14 35° 2   6
64 2 1/2 4x10 8x10 40° 2   1.6 Parabolic Buttons 102 4 6x13 8x16 35° 2 1 6
76 3 4x11 8x11 40° 2   2.6 70 2 3/4 3x11,1x9 6x11 35° 3   2.2 115 4 1/2 6x14 8x16 35° 2   7
Parabolic Buttons 70 2 3/4 4x10,1x10 8x11 35° 4   2.2 ST68
41 1 5/8 2x8 5x9 40° 1 1 0.7 76 3 4X11 8x11 40° 2   2.6 spherical Buttons
43 1 2/3 2x9 5x9 40° 1 2 0.7 76 3 5X11 8x12 35° 2 1 2.6 102 4 6x14 8x14 35° 2   8.7
43 1 2/3 2x9 5x10 40° 2   0.7 76 3 3x11,1x11 6x13 35° 3 1 2.4 102 4 4x12,4x12 10x12 35° 4   8.7
43 1 2/3 2x9 6x9 40° 3 1 0.7 76 3 4x11,1x11 8x11 35° 4   2.6 105 4 1/8 6x14 8x14 35° 2   8.9
45 1 3/4 2x9 5x11 30° 1 2 0.8 76 3 4x11,1x11 8x12 35° 4   2.6 105 4 1/8 4x12,4x12 8x14 35° 4   8.9
45 1 3/4 2x9 6x10 40° 2 2 0.8 89 3 1/2 4x13 8x13 40° 2   4.6 105 4 3/8 6x14 8x16 35° 2   9.4
45 1 3/4 3x8 6x10 40° 3 1 0.8 89 3 1/2 6x11 8x12 35° 2   4.6 110 4 3/8 4x14,2x14 8x16 35° 4   8.9
48 1 7/8 2x9 5x11 35° 1 1 0.9 89 3 1/2 3x11,2x11 6x13 35° 3 1 4.1 110 4 1/2 6x14 8x16 35° 2   9.6
48 1 7/8 2x9 6x10 40° 2   0.9 89 3 1/2 4x11,1x11 8x12 35° 4   4.6 115 4 1/2 4x14,2x14 8x16 35° 4   9.5
48 1 7/8 3x8 6x10 40° 3   0.9 89 3 1/2 4x13,1x13 8x13 35° 4   4.6 115 4 1/2 4x14,4x14 10x14 35° 4   9.5
51 2 2x10 6x10 40° 2   1 T51 115 5 8x14 9x16 35° 3   11.0 
51 2 3x9 6x10 40° 3 1 1 spherical Buttons 127 5 4x14,3x14 8x16 35° 4   10.8
54 2 1/8 3x9 6x10 40° 3 1 1 89 3 1/2 4x13 8x13 40° 2   4.9 127 6 8x16 9x16 35° 3   16.2 
57 2 1/4 3x9 6x11 35° 3   1.3 89 3 1/2 5x13 8x13 35° 2 1 4.9 152 6 9x16 9x16 35° 3   16.2
64 2 1/2 4x10 8x10 40° 2   1.6 89 3 1/2 3x11,2x11   35° 4   4.9 152 6 9x14,3x14 9x16 35° 3   16.2 
R3212 89 3 1/2 4x11,1x11 8x13 35° 4   4.9 Parabolic Buttons
48 1 7/8 2x9 3x11 35° 1 1 0.7 102 3 1/2 4x13,1x13 8x13 35° 4   4.9 102 4 6x14 8x14 35° 2   8.7
48 1 7/8 2x9 5x11 35° 1 1 0.7 102 4 4x14 8x14 40° 2   5.8 102 4 4x12,4x12 10x12 35° 4   8.7
55 2 1/8 1x12 3x14 35° 1 1 0.9 102 4 6x13 8x16 35° 2 1 5.8 105 4 1/8 6x14 8x14 35° 2   8.9
55 2 1/8 2x10,1x10 4x12 35° 1 1 0.8 102 4 3x13,2x13 6x14 35° 3 1 5.8 105 4 1/8 4x12,4x12 8x14 35° 4   8.9
55 2 1/8 2x10,1x10 4x10 35° 1 1 0.8 102 4 4x13,1x13 8x14 35° 4   5.8 105 4 3/8 6x14 8x16 35° 2   9.4
55 2 1/8 3x9 6x10 35° 3   0.9 115 4 4x13,2x13 8x13 35° 4 1 5.8 110 4 3/8 4x14,2x14 8x16 35° 4   8.9
60 2 3/8 2x12 3x14 40° 1 1 1 115 4 1/2 6x14 8x14 35° 2   6.8 110 4 1/2 6x14 8x16 35° 2   9.6
60 2 3/8 2x11 5x12 40° 1 1 1 115 4 1/2 6x14 8x16 35° 2   6.8 115 4 1/2 4x14,2x14 8x16 35° 4   9.5
60 2 3/8 2x10,1x10 4x12 40° 2 1 0.9 115 4 1/2 4x13,2x13 8x14 35° 4   6.8 115 4 1/2 4x14,4x14 10x14 35° 4   9.5
60 2 3/8 3x10 6x11 40° 3   1.1 115 4 1/2 4x13,3x13 8x14 35° 4   6.8 115 5 8x14 9x16 35° 3   11.0 
65 2 1/2 2x13 3x14 40° 1 1 1.1 115 4 1/2 4x14,2x14 8x16 35° 4   6.8 127 5 4x14,3x14 8x16 35° 4   10.8
65 2 1/2 3x12 3x14 40° 1 1 1.1 127 5 8x14 8x16 35° 2 1 7.5 127 6 8x16 9x16 35° 3   16.2 
65 2 1/2 2x12,1x12 4x12 40° 1 1 1.2 127 5 4x16,2x13 8x16 35° 4   7.5 152 6 9x16 9x16 35° 3   16.2
65 2 1/2 2x12,1x12 4x14 35° 1 1 1.5 127 5 4x14,3x14 8x14 35° 4   7.5 152 6 9x14,3x14 9x16 35° 3   16.2 
65 2 1/2 3x12 6x12 35° 1 1 1.2 Parabolic Buttons  
65 2 1/2 3x12 6x12 35° 3   1.2 89 3 1/2 5x13 8x13 35° 2 1 4.9
70 2 3/4 3x12 3x14 35° 1 1 1.6 89 3 1/2 3x11,2x11 6x13 35° 4   4.9
70 2 3/4 3x12 6x12 35° 1 1 1.4 89 3 1/2 4x11,1x11 8x13 35° 4   4.9
70 2 3/4 3x12 6x12 35° 3   1.4 89 3 1/2 4x13,1x13 8x13 35° 4   4.9
75 3 5x10 6x12 35° 2 1 1.7 102 4 4x14 8x14 40° 2   5.8
BR32 102 4 6x13 8x16 35° 2 1 5.8
spherical Buttons 102 4 3x13,2x13 6x14 35° 3 1 5.2
48 1 7/8 2x9 5x11 35° 1 2 1 102 4 4x13,1x13 8x14 35° 4   5.8
48 1 7/8 3x8 6x10 40° 3   0.9 102 4 4x13,2x13 8x13 35° 4 1 5.8
51 1 2x10 5x11 35° 1 2 1 115 4 1/2 6x14 8x16 35° 2   6.8
51 2 3x9 6x10 35° 3   1 115 4 1/2 4x13,2x13 8x14 35° 4   6.8
57 2 1/4 3x9 6x11 35° 3   1.3 115 4 1/2 4x13,3x13 8x14 35° 4   6.8
57 2 1/4 3x10 6x11 35° 3   1.3 115 4 1/2 4x14,2x14 8x16 35° 4   6.8
64 2 1/2 3x11 6x12 30° 3   1.6  
64 2 1/2 3x10,1x10 6x11 35° 3   1.6
64 2 1/2 4x10 8x10 40° 2   1.6
70 3 4x11 8x11 40° 2   2.6
76 3 4x11,1x11 8x11 35° 2   2.6
Parabolic Buttons
48 1 7/8 3x8 6x10 40° 3   0.9
51 2 3x9 6x10 40° 3 1 1
54 2 1/8 3x9 6x10 40° 3 1 1
57 2 1/4 3x9 6x11 35° 3   1.3
57 2 1/4 3x10 6x11 35° 3   1.3
64 2 1/2 4x10 8x10 40° 2   1.6
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