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In stock
1 Cutting structure is force balanced and bit blade is asymmetrically designed so that the coal on bit is balanced that resulting better stability of the bit.
2 Main cutter are high performance PDC cutters to insure service life of the bit while imporving ROP.
3 Cutter exposure is optimized to...
Group: Equipment for drilling and blasting operations, for mines and pits
In stock
1.Tungsten carbide insert cutter of high strength and toughness is to increase the impact resistance of cutters and decrease the breakage rate.
2.Widely used in oil exploration, subterranean heat,hydrology welling drilling and so on.
3.It is almost suitable for hard rocks,such as...
Group: Drills
In stock
Type
Center Drill Bit
Material
Diamond
Use
Well Drilling
color
silver
Group: Chisel equipment
In stock
Type
Center Drill Bit
Material
High Carbon Steel
Use
Well Drilling
color
green
Group: Equipment for drilling and blasting operations, for mines and pits
In stock
Type
Center Drill Bit
Material
Tungsten Carbide
color
yellow
bit size
9 1/2 inches
Std API pin Shank Size
3 1/2inches
drilling weight
10~40kn
rotary speed
0~140r/m
flow rate
10~16l/s
gague...
Group: Drills