2021 High quality Power Drills - Down the hole dth drilling hammer bit manufacturer – TDS
2021 High quality Power Drills - Down the hole dth drilling hammer bit manufacturer – TDS Detail:
1.The longer life of the drill: the alloy material, with longer using life which better than the similar products;
2.High Dilling Eficiency: the dril buttons is wear-resistant, so that the drill can always keep sharp thus greatly improving the speed of the drllng.
3.The driling speed is stable:the bit is scraped and cut to break the rock.
4.Good Performance: the New Diamond bit has strong wear resistance, good Diameter protection and can make the cutting teeth be used efficiently.
5.The use of a wide range:the practice proves that the bit is suitable for carbonate rock, limestone, chalk, clay rock,siltstone, sandstone and other soft and hard(9-grade drillability of rock, hard rock drling), compared with normal bit,especially drilling in 6-8 grade rock the effect is particularly significant.
| 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 | 
Product detail pictures:
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We strive for excellence, service the customers", hopes to become the best cooperation team and dominator enterprise for personnel, suppliers and customers, realizes value share and continuous promotion for 2021 High quality Power Drills - Down the hole dth drilling hammer bit manufacturer – TDS , The product will supply to all over the world, such as: Iran, Sweden, Jakarta, Abiding by our motto of "Hold well the quality and services, Customers Satisfaction", So we provide our clients with high quality products and excellent service. Please feel free to contact us for further information.
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
        








