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Low and Medium Pressure DTH Drill Bit

 Low and Medium Pressure DTH Drill Bit

Superman supplies drill bits with flat, convex and concave faces and spherical, conical or ballistic inserts for low and medium pressure DTH hammers. Our DTH button bits provide the benefits that you expect including high efficiency, low failure rate and long service life as well as high toughness for handling hard and abrasive rocks.

Bit Shank Chart for Low and Medium Pressure DTH Hammers
SPM65B
L=105mm
Spline=4
SPM90/SPM90-I/930
L=130mm
Spline=6
SPM70
L=144mm
Spline=6
SPM110/SPM110-I/4.5
L=140mm
Spline=6
SPM76
L=112mm
Spline=4
SPM150/SPM150-I
L=170mm
Spline=6
SPM80/SPM80X
L=130mm
Spline=6
SPM170/SPM170-I
L=170mm
Spline=6
SPM80-II
L=144mm
Spline=6
SPM80XD
L=165mm
Spline=6
DTH Drill Bits Specification Table 1
Part No. Number of Air Hole Diameter (mm) Weight (Kg) Gauge Buttons Front Buttons Matching DTH Hammer
SPM65PQ 1 68-72 1.5 4×Φ12 3×Φ12 SPM65
SPM70-75 3 75-77 2.4 5×Φ12 3×Φ12 SPM70
SPM76PQ 2 76-78 2.5 5×Φ12 3×Φ12 SPM76
SPM76-78 2 78-82 2.6 5× Φ12 3× Φ12
SPM80PQ 3 82-84 3.0 6×Φ12 3×Φ12 SPM80
SPM80X
SPM90A 3 90-95 3.6 6×Φ14 4×Φ12
SPM80XD-90 4 90-95 3.4 8 ×Φ12 4 ×Φ12 SPM80XD
SPM80-II-80 3 82-84 3.0 5× Φ12 4× Φ12 SPM80-II
SPM90B 3 90-95 3.8 6×Φ14 4×Φ12 SPM90
SPM90-I
SPM930
SPM90T1 2 90-95 3.6 6×Φ14 (Ballistic) 3×Φ12(Ballistic) 1×Φ12(Domed)
SPM90T2 2 90-95 3.8 6×Φ14 (Ballistic) 4×Φ12(Ballistic)
SPM90T3J 3 90-95 3.6 6×Φ14 (Conical) 4×Φ12(Conical)
SPM90T5 2 90-95 3.6 5×Φ14(Ballistic) 4×Φ12 (Ballistic)
SPM90-100 3 100-105 4 6×Φ14 4×Φ12
SPM90-105 3 105-110 4.2 8×Φ14 2×Φ12
SPM90-110 3 110-115 4.5 8×Φ14 2×Φ12