DTH Drill Bits

DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
DTH Drill Bits
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Down-The-Hole Drilling Tools

DTH drill bits are used to drill holes with a large diameter. It is widely used in the urban construction industry, most commonly used before blasts are conducted on construction sites.

3” High air pressure DTH bits D Button Air Holes Weight kg Part No.
mm in Gauge Qty. × Dia. Front Qty. × Dia.
85 90 95 100 105 3 3/8 " 3 1 /2 " 3 11/ 16 " 3 15/1 6" 4 1/8 " 6×13 6×14 6×14 8×12 6×12 4×12 4×12 4×13 6×12 6×12 2 2 2 2 2 15.0 16.0 17.0 17.5 18.5 CO P32-85 CO P32-90 CO P32-95 COP32- 100 COP32- 105
85 90 95 100 105 3 3/8 " 3 1 /2 " 3 11/ 16 " 3 15/1 6" 4 1/8 " 6×13 6×14 6×14 8×12 6×12 4×12 4×12 4×13 6×12 6×12 2 2 2 2 2 15.5 16.0 16.5 17.0 18.0 BR3-85 BR3-90 BR3-95 BR 3- 100 BR 3- 105
85 90 95 100 105 3 3/8 " 3 1 /2 " 3 11/ 16 " 3 15/1 6" 4 1/8 " 6×13 6×14 6×14 8×12 6×12 4×12 4×12 4×13 6×12 6×12 2 2 2 2 2 15.5 16.0 16.5 17.0 18.0 HD 35-85 HD 35-90 HD 35-95 HD35- 100 HD35- 105
85 90 95 100 105 3 3/8 " 3 1 /2 " 3 11/ 16 " 3 15/1 6" 4 1/8 " 6×13 6×14 6×14 8×12 6×12 4×12 4×12 4×13 6×12 6×12 2 2 2 2 2 12.5 13.5 14.0 14.4 15.0 XL 30-85 XL 30-90 XL 30-95 X L 30- 100 X L 30- 105
4” High air pressure DTH bits D Button size Air Holes Weight Part No.
mm in Gauge Qty. × Dia. Front Qty × Dia.
105 110 115 120 127 4 1 /8 " 4 1 /3 " 4 1 /2 " 4 3 /4 " 5 6×14 7×13 7×14 8×14 8×14 5×13 6×12 7×13 6×14 6×14 2 2 2 2 2 8.5 8.8 9.0 9.8 11.0 HD45- 105 HD45-110 HD45-115 HD45- 120 HD45- 127
105 110 115 120 127 4 1 /8 " 4 1 /3 " 4 1 /2 " 4 3 /4 " 5 6×14 7×13 7×14 8×14 8×14 5×13 6×12 7×13 6×14 6×14 2 2 2 2 2 9.0 9.5 9.8 11.5 12.3 SD 4- 105 SD 4- 110 SD 4- 115 SD 4- 120 SD 4- 127
105 110 115 120 127 4 1 /8 " 4 1 /3 " 4 1 /2 " 4 3 /4 " 5 6×14 7×13 7×14 8×14 8×14 5×13 6×12 7×13 6×14 6×14 2 2 2 2 2 9.0 9.2 9.5 10.3 11.5 QL 40- 105 QL 40- 110 QL 40- 115 QL 40- 120 QL 40- 127
105 110 115 120 127 4 1 /8 " 4 1 /3 " 4 1 /2 " 4 3 /4 " 5 6×14 7×13 7×14 8×14 8×14 5×13 6×12 7×13 6×14 6×14 2 2 2 2 2 6.0 6.2 6.6 7.6 7.4 M 40- 105 M40- 110 M40- 115 M 40- 120 M 40- 127
5” High air pressure DTH bits D Button size Air Holes Weight Part No.
mm in Gauge Qty. × Dia. Front Qty × Dia.
133 140 146 152 165 5 1/4 " 5 1/2 " 5 3/4 " 6 6 1/2 " 7×16 7×14 8×18 8×18 8×18 6×14 7×14 7×14 8×14 6×16 2 2 2 2 2 15.0 16.0 17.0 17.5 18.5 HD 45- 133 HD 45- 140 HD 45- 146 HD 45- 152 HD 45- 165
133 140 146 152 165 5 1/4 " 5 1/2 " 5 3/4 " 6 6 1/2 " 7×16 7×14 8×18 8×18 8×18 6×14 7×14 7×14 8×14 6×16 2 2 2 2 2 15.5 16 16.5 17 18 SD 5- 133 SD 5- 140 SD 5- 146 SD 5- 152 SD 5- 165
133 140 146 152 165 5 1/4 " 5 1/2 " 5 3/4 " 6 6 1/2 " 7×16 7×14 8×18 8×18 8×18 6×14 7×14 7×14 8×14 6×16 2 2 2 2 2 15.5 16.0 16.5 17.0 18.0 QL 50- 133 QL 50- 140 QL 50- 146 QL 50- 152 QL 50- 165
133 140 146 152 165 5 1/4 " 5 1/2 " 5 3/4 " 6 6 1/2 " 7×16 7×14 8×18 8×18 8×18 6×14 7×14 7×14 8×14 6×16 2 2 2 2 2 12.5 13.5 14.0 14.4 15.0 M 50- 133 M 50- 140 M 50- 146 M 50- 152 M 50- 165
6” High air pressure DTH bits D Button size Air Holes Weight Part No.
mm in Gauge Qty. × Dia. Front Qty × Dia.
152 165 175 190 203 6 6 1/2 " 7 7 1/2 " 8 7×16 7×14 8×18 8×18 8×18 6× 14 7× 14 7× 14 8× 14 6× 16 2 2 2 2 2 22.0 26.0 27.0 28.5 29.5 HD 65- 152 HD 65- 165 HD 65- 175 HD 65- 190 HD 65-203
152 165 175 190 203 6 6 1/2 " 7 7 1/2 " 8 7×16 7×14 8×18 8×18 8×18 6× 14 7× 14 7× 14 8× 14 6× 16 2 2 2 2 2 26.0 27.0 29.0 32.0 34.0 SD 6- 152 SD 6- 165 SD 6- 175 SD 6- 190 SD 6-203
152 165 175 190 203 6 6 1/2 " 7 7 1/2 " 8 7×16 7×14 8×18 8×18 8×18 6× 14 7× 14 7× 14 8× 14 6× 16 2 2 2 2 2 24.0 25.0 27.0 29.0 33.0 QL 60- 152 QL 60- 165 QL 60- 175 QL 60- 190 QL 60-203
152 165 175 190 203 6 6 1/2 " 7 7 1/2 " 8 7×16 7×14 8×18 8×18 8×18 6× 14 7× 14 7× 14 8× 14 6× 16 2 2 2 2 2 22.0 23.0 24.0 25.0 28.0 M 60- 152 M 60- 165 M 60- 175 M 60- 190 M 60-203
8” High air pressure DTH bits D Button size Air Holes Weight Part No.
mm in Gauge Qty. × Dia. Front Qty × Dia.
203 219 254 305 8 8 5/8 " 10 12 9× 18 10×18 11×18 12×18 9×18 12×16 17×16 29×16 3 2 3 4 40.0 49.0 71.0 95.0 HD 85-203 HD 85-219 HD 85-254 HD 85-305
203 219 254 305 8 8 5/8 " 10 12 9× 18 10×18 11×18 12×18 9×18 12×16 17×16 29×16 3 2 3 4 37.0 48.0 70.0 94.0 SD -203 SD -219 SD -254 SD -305
203 219 254 305 8 8 5/8 " 10 12 9× 18 10×18 11×18 12×18 9×18 12×16 17×16 29×16 3 2 3 4 35.0 49.0 71.0 95.0 QL 80-203 QL 80-219 QL 80-254 QL 80-305
203 219 254 305 8 8 5/8 " 10 12 9× 18 10×18 11×18 12×18 9×18 12×16 17×16 29×16 3 2 3 4 - - - - M 80-203 M 80-219 M 80-254 M 80-305
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