China wholesale Underground Drilling Rig - Down The hole dth hammer Mission DHD QL SD manufacturer – TDS
China wholesale Underground Drilling Rig - Down The hole dth hammer Mission DHD QL SD manufacturer – TDS Detail:
	
DTH Hammers in different sizes ranging from 3 to 12. These hammers are made corresponding to Drilling Bits to carry out prevalent objectives. These hammers are used in various down the hole operations like bench Drilling. These are valve less hammers with optimized air cycle frequency. These are heavy duty hammers that well at greater depths demanding less air usage, delivering minimum performance loss. We offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380, COP and QL hammer. The optimum range of hole size for blast drilling with DTH is 90mm to 254 mm, smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines. Our hammer like COP and QL are known for their reliability and longevity.

| Model | Thread Connection | OD(mm) | Rec.Hole Size | Shank Style | Working Pressure(Bar) | 
| CD35 | API 2 3/8″ Reg | φ82mm | φ90-φ105 | 
 DHD3.5 CD35  | 
1.0-1.5Mpa | 
| CD45 | API 2 3/8″ Reg | φ99mm | φ110-φ135 | 
 Cop44 DHD340  | 
1.0-2.5Mpa | 
| CSD4 | API 2 3/8″ Reg | φ99mm | φ110-φ135 | 
 SD4 CSD4  | 
1.0-2.5Mpa | 
| CQL40 | API 2 3/8″ Reg | φ99mm | φ110-φ135 | 
 QL40 CQL40  | 
1.0-2.5Mpa | 
| CD55 | 
 API 2 3/8″ Reg API 3 1/2″ Reg  | 
φ125mm | φ135-φ155 | 
 Cop54 DHD350R  | 
1.0-2.5Mpa | 
| CSD5 | API 3 1/2″ Reg | φ125mm | φ135-φ155 | 
 SD5 CSD5  | 
1.0-2.5Mpa | 
| CQL50 | API 3 1/2″ Reg | φ125mm | φ135-φ155 | 
 Cop54 QL50  | 
1.0-2.5Mpa | 
| CD65 | API 3 1/2″ Reg | φ148mm | φ155-φ190 | 
 Cop64 DHD360  | 
1.0-2.5Mpa | 
| CSD6 | API 3 1/2″ Reg | φ148mm | φ155-φ190 | 
 SD6 CSD6  | 
1.0-2.5Mpa | 
| CQL60 | API 3 1/2″ Reg | φ148mm | φ155-φ190 | 
 Cop64 QL60  | 
1.0-2.5Mpa | 
| CD85 | API 4 1/2″ Reg | φ185mm | φ195-φ254 | 
 Cop84 DHD380  | 
1.0-2.5Mpa | 
| CSD85 | API 4 1/2″ Reg | φ185mm | φ195-φ254 | 
 SD8 CSD8  | 
1.0-2.5Mpa | 
| CQL80 | API 4 1/2″ Reg | φ185mm | φ195-φ254 | 
 QL80 CQL80  | 
1.0-2.5Mpa | 
| CSD10 | 
 API 4 1/2″ Reg API 5 1/2″ Reg  | 
φ225mm | φ254-φ311 | 
 SD10 CSD10  | 
1.0-2.5Mpa | 
| CN100 | API 6 5/8″ Reg | φ225mm | φ254-φ311 | 
 NUMA100 CN100  | 
1.0-2.5Mpa | 
| CSD12 | API 6 5/8″ Reg | φ275mm | φ305-φ445 | 
 SD12 CSD12  | 
1.0-2.5Mpa | 


                              Dth drilling                                                                            Water well drilling 

Product detail pictures:
              Related Product Guide:
We thinks what buyers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better high-quality, reduced processing costs, charges are more reasonable, won the new and outdated consumers the support and affirmation for China wholesale Underground Drilling Rig - Down The hole dth hammer Mission DHD QL SD manufacturer – TDS , The product will supply to all over the world, such as: Kenya, Mecca, Florence, We sincerely hope to cooperate with customers all over the world, if you would like to have more information, make sure you kindly contact us, we have been looking forward to building up a great business relationship with you.
Reasonable price, good attitude of consultation, finally we achieve a win-win situation,a happy cooperation!
        





