China High Air Pressure DTH Drill Button Bit for DTH Hammer (DHD, SD, QL, MISSION, QL), Find details about China Button Bits, DTH Bits from High Air Pressure DTH Drill Button Bit for DTH Hammer (DHD, SD, QL, MISSION, QL)
Mission Shank Drill Bits - Mission 50 | |||||||
Head Shape | Head Diameter | Shank Length (mm) | Spline | Port Holes | Button Qty.pcs X Dia. mm | ||
Button Type (Optional) | Gauge Buttons | Front Buttons | |||||
Convex Face | 140mm | 260 | 12 | 2 | Spherical or Balistic | 7pcs X 18mm | 4pcs X 15mm + 3pcs X14mm |
Flat Face | 146mm | 260 | 12 | 2 | Spherical | 8pcs X 18mm | 8pcs X 14mm |
Flat Face | 152mm | 260 | 12 | 2 | Spherical or Balistic | 8pcs X 18mm | 8pcs X 14mm |
Flat Face | 165mm | 260 | 12 | 2 | Spherical or Balistic | 8pcs X 18mm | 9pcs X 14mm |
Concave Face | 178mm | 260 | 12 | 2 | Spherical | 8pcs X 18mm | 6pcs X 16mm + 5pcs X 14mm |