Mining Drilling Bits
-
- Low Air Pressure DTH BitCIR70: Diameter :76mm
Gauge button:5X12
-
- High Air Pressure DTH Bit Bit diameter (mm) :85
Gauge buttons:6XΦ13
-
- Thread Drill BitDiameter :38mm;
Weight (kg):0.5;
-
- Tapered Drill BitDiameter(mm）:30/32
Button quantity: 4pcs
