Model Number | 3/3.5,4,5,6,8,10,12 inches | Certification | ISO CE |
Drill Rock hardness | F=6-20 | Warranty | 1 Year |
Condition | New | After-sales Service | 7X24hours available |
Type | Rotary Drilling Rig | Color | As request |
Processing Type | Forging | Button shape | Spherical, Ballistic, Semi-ballistic |
Place of Origin | Beijing, China (Mainland) | Bit face shape | Flat, concave, convex, drop center |
Brand Name | JCDRILL | Other shanks | COP,DHD,MISSION, SD |
Usage | Rock drilling | Type | DTH Hammer |
Material | Carbide | Machine Type | Drilling Tool |
Introduction

The characteristics of High air pressure DTH hammer without foot valve.It is kind of high air pressure down the hole hammer ,without foot valve, The drilling speed is higher than the hammer with foot valve. And more energy efficient. It is one of the most advanced DTH hammers in the word .It has the following characteristics:
1.valveless air distribution, more reliable.
2.the piston has a simple design, long life
3.Long service life and low failure rate.
4.Simple operation and easy to use.
DTH Hammer | ||
Type | Model | Outer Diameter |
High pressure DTH Hammer | ||
3 inch | JD25A | 71mm |
3.5 inch | JD35A/M30 | 82mm |
4 inch | JD45A/QL40A/M40/SD4 | 99mm |
5 inch | JD55A/QL50A/M50/SD5 | 125mm |
6 inch | JD65A/QL60A/M60/SD6 | 142mm |
8 inch | JD85A/QL80A/M80/SD8 | 180mm |
10 inch | HD100A/SD10 | 225mm |
12 inch | JD125A/SD12 | 275mm |
14 inch | JD140A | - |
Middel Pressure DTH Hammer | ||
2.5 inch | BR1 | 56mm |
3 inch | BR2 | 64mm |
3.5 inch | BR3 | 82mm |
Lower Pressure DTH Hammer | ||
3 inch | CIR65 | 68mm |
3.5 inch | CIR70 | 76mm |
4 inch | CIR90 | 99mm |
5 inch | CIR110 | 110mm |
6 inch | CIR150 | 150mm |
8 inch | CIR170 | 170mm |
Back Hammer | ||
6 inch | BH140 | 155mm |
8 inch | BH170 | 190mm |
10 inch | BH190 | 220mm |
12 inch | BH240 | 190mm |

Type | Model | Length | Weight | External Dia.(mm) | Hole Range |
(mm) | (kg) | (mm) | |||
3.5 inch | DHD3.5 | 930 | 25 | 82 | 90-110 |
4 inch | DHD340 | 1030 | 39 | 99 | 110-135 |
SD4 | 1084 | 40.5 | 99 | ||
QL40 | 1097 | 41 | 99 | ||
Mission40 | 1005 | 40 | 99 | ||
5 inch | DHD350 | 1214 | 76.5 | 125 | 135-155 |
SD5 | 1175 | 72.5 | 125 | ||
QL50 | 1147 | 73 | 125 | ||
Mission50 | 1110 | 68.5 | 125 | ||
6 inch | DHD360 | 1248 | 100 | 142 | 155-190 |
SD6 | 1261 | 100 | 142 | ||
QL60 | 1212 | 95 | 146 | ||
Mission60 | 1161 | 90 | 146 | ||
8 inch | D85 | 1492 | 188 | 180 | 195-254 |
SD8 | 1463 | 192 | 180 | ||
QL80 | 1465 | 182 | 180 | ||
Mission80 | 1338 | 176 | 180 | ||
10 inch | SD10 | 1502 | 290 | 226 | 254-311 |
NUMA100 | 1510 | 288 | 226 | ||
12 inch | DHD1120 | All can be designed according to your requests! | |||
Numa120 | |||||
Numa 125 | |||||
14 inch | JD140A |
Picture
Minimum Order Quantity | N/A |
Price | |
Packaging Details | Standard Export Delivery Package |
Delivery Time | 7days |
Payment Terms | T/T |
Supply Ability | Based on Detailed Order |
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