High air pressure DTH drill bits

  • DTH Drill Bits for Rock Drilling
  • DTH Drill Bits for Rock Drilling
  • DTH Drill Bits for Rock Drilling
  • DTH Drill Bits for Rock Drilling
  • DTH Drill Bits for Rock Drilling
  • DTH Drill Bits for Rock Drilling
DTH Drill Bits for Rock DrillingDTH Drill Bits for Rock DrillingDTH Drill Bits for Rock DrillingDTH Drill Bits for Rock DrillingDTH Drill Bits for Rock DrillingDTH Drill Bits for Rock Drilling

DTH Drill Bits for Rock Drilling

  • Standard:API
  • Length:Jobber-length
  • Material: High Carbon Steel
  • Usage:Well Drilling, PCB Drilling, Masonry Drilling
  • If you are interesting at DTH Drill Bits for Rock Drilling,you can contact us with the inquiry button.
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Description of DTH Drill Bits for Rock Drilling

DTH Drill Bits for Rock Drilling

DTH Drill Bits for Rock Drilling

Product Description


DTH Drill Bits for Rock DrillingDTH Drill Bits for Rock DrillingDTH Drill Bits for Rock Drilling

DTH Drill Bits for Rock Drilling

GQL series impactor drill hole hammer ball tooth alloy wear resistant high wind pressure drill hole impactor bit.

GQL Series has the following types:
GQL40 size: 105 110 115 120 125 130(See table below)
GQL50 size: 138 146 152 165 178 185 203
GQL60 size: 152 165 178 185 194 203 216 235 254
GQL80 size: 203 216 235 254 275 305
Special models can be customized

DTH Drill Bits for Rock Drilling

DTH Drill Bit Features
Fast drilling and retrieval!High efficiency, low labor intensity of workers!
DTH Drill Bit Usage 
Widely used in earth and stone engineering mining Wells drilling construction projects drilling Wells edge pillar support.
DTH Drill Bit Model
Medium/Low wind pressure DTH Drill bit:80 90 100 110 120 130 140 150 180 185 200 220
High wind pressure DTH Drill bit:115 127 138 152 165 178 195 203 216 240 254 304

DTH Drill Bit Type
Medium/Low wind pressure DTH Drill bit,High wind pressure DTH Drill bit
DTH hammer Model
Medium/low wind pressure DTH hammer:CIR65 CIR70 CIR90 CIR110 CIR130 CIR150 CIR170 CIR200        
High wind pressure DTH hammer:DHD340 DHD350 DHD360 DHD380 N125 SD12
DTH Drill Bits for Rock Drilling

Main Specification

Type
Model
Length
(mm)
Weight
(kg)
External Dia.(mm)
Hole Range
(mm)
3.5 inch
DHD3.5
930
25
Φ82
Φ90-110
4 inch
DHD340
1030
39
Φ99
Φ110-135
SD4
1084
40.5
Φ99
QL4
1097
41
Φ99
Mission40
1005
40
Φ99
5 inch
DHD350
1214
76.5
Φ125
Φ135-155
SD5
1175
72.5
Φ125
QL5
1147
73
Φ125
Mission50
1110
68.5
Φ125
6 inch
DHD360
1248
100
Φ142
Φ155-190
SD6
1261
100
Φ142
QL6
1212
95
Φ146
Mission60
1161
90
Φ146
8 inch
D85
1492
188
Φ180
Φ195-254
SD8
1463
192
Φ180
QL8
1465
182
Φ180
Mission80
1338
176
Φ180
10 inch
SD10
1502
290
Φ226
Φ254-311
NUMA100
1510
288
Φ226
12 inch
DHD1120
 
All can be designed according to your requests!
Numa120
Numa 125
 

DTH Hammer Drill Bits Application

Widely used in metallurgical, coal, chemical, building materials are not busy mines and water conservancy, hydropower, highway and railway defense construction projects, etc. Suitable for dry wind water mixing and shotgun-hole water gushing wet operation, reliable performance, is the ideal drilling hole and rock drilling equipment.
 DTH Drill Bits for Rock Drilling