| Brand Name | TEAMWHOLE |
| KEY WORDS | DTH HAMMER,DRILL HAMMER ROCK DRILLING TOOLS |
| Product model | NUMA100 |
| Application | Water well drilling,Dlasting hole drilling anchor drilling,quarry |
| Rock formation | Granite, Limestone, Quartz |
| Thread connection | API 4 1/2"Reg Pin |
Changsha Tianhe Drilling(Brand-TEAMWHOLE) -As a top manufacturer for Rock drilling tools in China,we offer
1.DTH hammers and bits(3inch-32inch)--Shank with DHD, COP, QL, SD, Mission, MACH and NUMA etc
2.Concentric and eccentric casing system ,
3.RC hammers and bits&RC rods,
4.Button bits,shank adapter,coupling sleeve ,
5.Drill rig&drill rods,shock absorbers.
Wide range of drilling products which cover all of DTH hole drilling,like for mininig,quarry blasting hole borehole drilling, water well,depep hole well,oil and gas open hole drilling, foundation and piling drilling,borehole drilling.
10" type DTH hammer is most widely used size for all kinds of drilling, the specification as follow,
| Hammer Model | Recommend bit range | Shank | Outside Dia. | Length | Backhead Thread | Weight |
| JH10S HAMMER | 240-311MM | SD10 with foot valve | 225mm | 1505MM | API 4 1/2" Reg Pin | 295 |
| JH10N HAMMER | 240-311MM | NUMA100 with foot valve | 225mm | 1505MM | API 4 1/2" Reg Pin | 295 |
| Top sub with carbides and outer cylinder,chuck sleeve welding are available | ||||||
| ITEM Discrimination | |
| Part List | ||
| 1 | TOP SUB(Can insert carbides) | |
| 2 | TOP SUB RING | |
| 3 | CHECK VALVE | |
| 4 | SPRING | |
| 5 | SHOCK RING | |
| 6 | AIR DISTRIBUTING SEAT | |
| 7 | INNER CYLINDER | |
| 8 | PISTON | |
| 9 | OUTER CYLINDER | |
| 10 | BUSH DRIVE SUB | |
| 11 | O RING | |
| 12 | BIT REATINER RING | |
| 13 | CHUCK SLEEVE STEEL RING | |
| 14 | CHUCK SLEEVE | |
| Length without bit | Weight | Outer diameter | Matched bit shank | Rec.bit range |
| 1522mm | 295kg | 220mm | NUMA100 | φ254mm-φ305mm |
| maximum pressure | Impact frequency | Recommend rotation | Air consumption | |
| 3.5Mpa | 26HZ/18Bar | 25-50r/min | 41m³/min in 18bar |
Related tools
*TH10,NUMA100.SD10 DTH BIT
*127MM DTH DRILL RODS
*Tag:down-the-hole hammer, China, suppliers, manufacturers, customized, price, high quality
#DTH Hammer#dth bit#dth drilling#sd10#button bit#water well drilling#drilling#drill rig
Teamwhole other DTH hammer model
| DTH hammer (inch) | Matched Dth bit Shank | Bit range | |
| Metric | Inch | ||
| 3.5" | COP32/COP34/MACH303M30/DHD3.5/BR33 | 90mm-115mm | 3 1/2"-4" |
| 4" | COP44/DHD340/MACH44SD4/M40/QL40 | 105mm-152mm | 4 1/8"-6" |
| 5" | COP54/DHD350R/MACH50SD5/M50/QL50/BR5 | 133mm-165mm | 5 1/4"-6 1/2" |
| 6" | COP64/DHD360/SD6M/60/QL60/Bulroc BR6 | 152mm-254mm | 4 1/8"-10" |
| 8" | COP84/DHD380/SD8/QL80/M80 | 203mm-330mm | 8"-13" |
| 10" | SD10/NUMA100/TH10 | 254mm-380mm | 10"-15" |
| 12" | DHD1120/SD12/NUMA120/NUMA125 | 305mm-508mm | 12"-20" |
| 14" | TK14/NUMA125 | 400mm-550mm | 15 3/4"-22" |
| 18" | NUMA180/TK18 | 500mm-700mm | 19"-27 1/2"" |
| 24" | NUMA240/TK28 | 600mm-800mm | 23"-31 1/2" |
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