Hot-selling Ring Bit - SD 4 DHD 340 M40 QL 40 TD 40 High Quality Dth Mining Drilling Bit – TDS
Hot-selling Ring Bit - SD 4 DHD 340 M40 QL 40 TD 40 High Quality Dth Mining Drilling Bit – TDS Detail:
 TDS is in the position to offer a very comprehensive range of DTH drill bits to match various conceivable drilling applications. DTH (Down the Hole) drill bits, also called spline connected drill bit, are widely used for large scale mine (open and underground), open quarry, water-well drilling, tunnel, geothermal drilling, subway engineering drilling, roads, power stations, and other construction projects. Our drill bits adopt special heat treatment technology to enhance hardness, surface-compressed for fatigue resistance, all thus to extend the product life for maximum wear and performance in the toughest of drilling conditions.
| 
 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 
CD45 
 | 
 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 
CD55 
 | 
 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 
CQL50 
 | 
 1.0-2.5Mpa 
 | 
| 
 CD65 
 | 
 API 3 1/2″ Reg 
 | 
 φ148mm 
 | 
 φ155-φ190 
 | 
 Cop64
 
DHD360 
CD65 
 | 
 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 
CQL60 
 | 
 1.0-2.5Mpa 
 | 
| 
 CD85 
 | 
 API 4 1/2″ Reg 
 | 
 φ185mm 
 | 
 φ195-φ254 
 | 
 Cop84
 
DHD380 
CD85 
 | 
 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 
API 6 5/8″ 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:
              Related Product Guide:
We always continually offer you by far the most conscientious customer service, and the widest variety of designs and styles with finest materials. These attempts include the availability of customized designs with speed and dispatch for Hot-selling Ring Bit - SD 4 DHD 340 M40 QL 40 TD 40 High Quality Dth Mining Drilling Bit – TDS , The product will supply to all over the world, such as: Philadelphia, Switzerland, Surabaya, We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information and we will offer you competitive price list then.
Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
Write your message here and send it to us
        







