Geothermal Drilling DTH Drill Bit DHD380 Steel Grade
DTH Drill Bit DHD380 with High Quality Steel Grade for Geothermal Drilling
Product description
The DTH Bits for Hammers are manufactured according to the best quality standards using high quality Steel grade in order to guarantee maximum performance. Our Bits are used for Construction, Water well drilling, Geothermal Drilling, Micropiles, Quarry and Mining field.
1. High grade carbide ensures high quality and performance
2. Face designs to maximize penetration rate and tool life
3. Optimized flushing designs to aid in cuttings removal and reduce wear
8'' DHD380 DTH drill bit specification:
| For 8" hammer DTH bits shank |
Bit Dia. | No. Air Holes |
Gauge Buttons |
Front Buttons |
Weight (Kg) |
Part No. | |
| mm | inch | ||||||
| DHD380/COP84 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | DHD380-195 |
| 203 | 8" | 2 | 9×φ18 | 10×φ18 | 41.0 | DHD380-203 | |
| 216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | DHD380-216 | |
| 254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | DHD380-254 | |
| 305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | DHD380-305 | |
Other shank bit specification
| For 8" hammer DTH bits shank |
Bit Dia. | No. Air Holes |
Gauge Buttons |
Front Buttons |
Weight (Kg) |
Part No. | |
| mm | inch | ||||||
| SD8 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | SD8-195 |
| 203 | 8" | 3 | 9×φ18 | 9×φ18 | 41.0 | SD8-203 | |
| 216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | SD8-216 | |
| 254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | SD8-254 | |
| 305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | SD8-305 | |
| QL80 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | QL80-195 |
| 203 | 8" | 3 | 9×φ18 | 9×φ18 | 41.0 | QL80-203 | |
| 216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | QL80-216 | |
| 254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | QL80-254 | |
| 305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | QL80-305 | |
| Mission80 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 35.0 | M80-195 |
| 203 | 8" | 3 | 9×φ18 | 9×φ18 | 40.0 | M80-203 | |
| 216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 54.0 | M80-216 | |
| 254 | 10" | 3 | 11×φ18 | 17×φ16 | 57.0 | M80-254 | |
| 305 | 12" | 4 | 12×φ18 | 29×φ16 | 77.0 | M80-305 | |
Face shape Features
Concave Face
Flat Face
Convex Face
Company informaiton:
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotton good reputation from our customers all over the world, such as France, Spain, Italy, South Africa, Australia, Iran, Malaysia, etc.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.