China High Efficiency DHD350 DTH Bit for Mining Water Well Drilling, Find details about China DTH Bit, Rock Drill from High Efficiency DHD350 DTH Bit for Mining Water Well Drilling
Features:
1,The longer life of the drill
2,High drilling efficiency
3,The drilling speed is stable
4,Good performance
5,The use of a wide range
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Flat face | 90 | 180 | 8 | 2 | Spherical+Ballistic | 6x∅14 | 5x∅12 | 4.7 |
Flat face | 95 | 180 | 8 | 2 | Spherical+Ballistic | 6x∅14 | 5x∅12 | 4.8 |
Flat face | 100 | 180 | 8 | 2 | Spherical+Ballistic | 6x∅14 | 6x∅12 | 4.9 |
Flat face | 108 | 180 | 8 | 2 | Spherical+Ballistic | 8x∅13 | 6x∅12 | 5.4 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Convex face | 90 | 180 | 8 | 2 | Spherical+Ballistic | 6x∅14 | 5x∅12 | 4.7 |
Convex face | 95 | 180 | 8 | 2 | Spherical+Ballistic | 6x∅14 | 5x∅12 | 4.8 |
Convex face | 100 | 180 | 8 | 2 | Spherical+Ballistic | 6x∅14 | 6x∅12 | 4.9 |
Convex face | 108 | 180 | 8 | 2 | Spherical+Ballistic | 8x∅13 | 6x∅12 | 5.4 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Convex face | 108 | 209 | 8 | 2 | Spherical+Ballistic | 7x∅16 | 6x∅14 | 7.85 |
Convex face | 115 | 209 | 8 | 2 | Spherical+Ballistic | 7x∅16 | 6x∅14 | 8.22 |
Convex face | 127 | 209 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 4x∅14+3x∅13 | 8.88 |
Convex face | 130 | 209 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 4x∅14+3x∅13 | 9.15 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Convex face | 108 | 209 | 8 | 2 | Spherical+Ballistic | 7x∅16 | 6x∅14 | 7.85 |
Convex face | 115 | 209 | 8 | 2 | Spherical+Ballistic | 7x∅16 | 6x∅14 | 8.22 |
Convex face | 127 | 180 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 4x∅14+3x∅13 | 8.88 |
Convex face | 130 | 180 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 4x∅14+3x∅13 | 9.15 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Convex face | 140 | 260 | 8 | 2 | Spherical+Ballistic | 7x∅16 | 4x∅15+3x∅14 | 15.8 |
Flat face | 146 | 260 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 8x∅14 | 16.5 |
Flat face | 152 | 260 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 8x∅14 | 17 |
Concave face | 165 | 260 | 8 | 2 | Spherical | 8x∅16 | 4x∅16+4x∅14 | 18.9 |
Concave face | 178 | 260 | 8 | 2 | Spherical | 8x∅16 | 6x∅16+5x∅14 | 20.4 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Convex face | 140 | 260 | 8 | 2 | Spherical+Ballistic | 7x∅16 | 4x∅15+3x∅14 | 15.8 |
Flat face | 146 | 260 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 8x∅14 | 16.5 |
Flat face | 152 | 260 | 8 | 2 | Spherical+Ballistic | 8x∅16 | 8x∅14 | 17 |
Concave face | 165 | 260 | 8 | 2 | Spherical | 8x∅16 | 4x∅16+4x∅14 | 18.9 |
Concave face | 178 | 260 | 8 | 2 | Spherical | 8x∅16 | 6x∅16+5x∅14 | 20.4 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Concave face | 154 | 308.5 | 8 | 2 | Domed | 8x∅18 | 4x∅16+4x∅15 | 22.5 |
Flat face | 165 | 308.5 | 8 | 2 | Domed | 8x∅18 | 8x∅16 | 23.6 |
Concave face | 171 | 308.5 | 8 | 2 | Domed | 8x∅18 | 6x∅16+4x∅15 | 25.2 |
Concave face | 178 | 308.5 | 8 | 2 | Domed | 8x∅18 | 6x∅16+5x∅15 | 26.1 |
Concave face | 190 | 308.5 | 8 | 2 | Domed | 9x∅18 | 6x∅16+5x∅15 | 29 |
Concave face | 203 | 308.5 | 8 | 2 | Domed | 10x∅18 | 8x∅16+6x∅15 | 30.4 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Concave face | 154 | 308.5 | 8 | 2 | Domed | 8x∅18 | 4x∅16+4x∅15 | 22.5 |
Flat face | 165 | 308.5 | 8 | 2 | Domed | 8x∅18 | 8x∅16 | 23.6 |
Concave face | 171 | 308.5 | 8 | 2 | Domed | 8x∅18 | 6x∅16+4x∅15 | 25.2 |
Concave face | 178 | 308.5 | 8 | 2 | Domed | 8x∅18 | 6x∅16+5x∅15 | 26.1 |
Concave face | 190 | 308.5 | 8 | 2 | Domed | 9x∅18 | 6x∅16+5x∅15 | 29 |
Concave face | 203 | 308.5 | 8 | 2 | Domed | 10x∅18 | 8x∅16+6x∅15 | 30.4 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Concave face | 203 | 350 | 10 | 2 | Domed | 10x∅18 | 4x∅18+10x∅16 | 48.5 |
Concave face | 216 | 350 | 10 | 2 | Domed | 10x∅18 | 4x∅18+10x∅16 | 52.1 |
Concave face | 230 | 350 | 10 | 2 | Domed | 12x∅18 | 12x∅18+6x∅16 | 54.8 |
Concave face | 235 | 350 | 10 | 2 | Domed | 12x∅18 | 12x∅18+6x∅16 | 55.5 |
Concave face | 254 | 350 | 10 | 2 | Domed | 12x∅18 | 12x∅18+8x∅16 | 62.4 |
Concave face | 275 | 350 | 10 | 2 | Domed | 12x∅18 | 27x∅16 | 69 |
Concave face | 305 | 350 | 10 | 3 | Domed | 15x∅18 | 35x∅16 | 77.6 |
Head Shape | Diameter of button face(mm) | Shank Length | Spline | Port holes | Button type | Gauge butons | Front buttons | Weight (KG) |
Concave face | 203 | 350 | 10 | 2 | Domed | 10x∅18 | 4x∅18+10x∅16 | 48.5 |
Concave face | 216 | 350 | 10 | 2 | Domed | 10x∅18 | 4x∅18+10x∅16 | 52.1 |
Concave face | 230 | 350 | 10 | 2 | Domed | 12x∅18 | 12x∅18+6x∅16 | 54.8 |
Concave face | 235 | 350 | 10 | 2 | Domed | 12x∅18 | 12x∅18+6x∅16 | 55.5 |
Concave face | 254 | 350 | 10 | 2 | Domed | 12x∅18 | 12x∅18+8x∅16 | 62.4 |
Concave face | 275 | 350 | 10 | 2 | Domed | 12x∅18 | 27x∅16 | 69 |
Concave face | 305 | 350 | 10 | 3 | Domed | 15x∅18 | 35x∅16 | 77.6 |
1~How is your after-sales service?
Re: We have 24 hours after sales service for customers. And If quality problem, goods can be return or replaceable.