Maxdrill Excellent Quality 64mm R32 Rock Drill Bit for Small Hole Drilling Drill Bit

Product Despcription
Dimensions D Flushing hole(mm) Buttons(mm) Angle Class Part no.
mm in Front No Size Gauge No Size Front No Size Gauge No Size
45 1 3/4 1*5.5 2*5.5 2*9 5*11 30® H 3045R3207
48 1 7/8 2*6 1*5 2*9 5*11 30® H 3048R3207
51 2 2*6 1*5.5 2*10 5*11 30® H 3051R3207
43 1 11/16 2*5 2*5 2*8 6*9 30® S 3043R3208
45 1 3/4 2*5 2*5 2*9 6*10 30® S 3045R3208
48 1 7/8 2*5.5 2*5 2*9 6*10 30® S 3045R3208
43 1 11/16 3*4 2*5 3*8 6*10 30® M 3043R3209
45 1 3/4 3*5 1*5 3*8 6*10 30® M 3045R3209
48 1 7/8 3*5 1*5 3*9 6*10 30® M 3048R3209
54 2 1/8 3*6 1*5.5 3*10 6*11 35® M 3054R3209
45 1 3/4 3*5 1*5 3*8 6*10 30® M 3045R32F09
48 1 7/8 3*5 1*5 3*9 6*10 30® M 3048R32F09
51 2 3*5.5 1*5.5 3*9 6*10 35® M 3051R32F09
54 2 1/8 3*6 1*5.5 3*10 6*11 35® M 3054R32F09
57 2 1/4 3*6 1*6 3*10 6*11 35® M 3057R32F09
64 2 1/2 3*7 1*6 4*10 6*11 35® M 3064R3210D
64 2 1/2 3*7 1*6 3*11 6*12 35® H 3064R32F09
Remarks:
Hemispherical-66(Usually for very hard rocks)
Ballistic-65(Ususally for medium hard rocks)
Semiballistic-64(Usually for medium hard rocks)
Conical-67(Usually for soft rocks)
Website: *
The top hammer type rock drilling bit is mainly used for blasting hole excavation of open pit rock drilling, underground roadway, tunnel excavation, hydropower station and other infrastructure projects. The connection mode is mainly T-threaded connection and R-shaped thread connection. The top hammer type hydraulic rock drill rods equipped with drilling rigs and open-air drilling rigs are used to receive the energy transmitted by the rock drill to achieve the effect of breaking the rock.