China Atlas Copco Down The Hole DTH Drill Bits for Water Well and Foundation Drilling, Find details about China DTH Bits, DTH Button Bits from Atlas Copco Down The Hole DTH Drill Bits for Water Well and Foundation Drilling
DHD shank Bits | Bit Dia. | No. Air Holes | Gauge Buttons | Front Buttons | Weight (Kgs) | Part No. | |
mm | inch | ||||||
DHD3.5/COP34 Cop32 | 85 | 3 11/32" | 2 | 6×φ13 | 4×φ12 | 4.2 | DHD35-85 |
90 | 3 1/2" | 2 | 6×φ14 | 4×φ12 | 4.5 | DHD35-90 | |
95 | 3 3/4" | 2 | 6×φ14 | 4×φ13 | 4.8 | DHD35-95 | |
100 | 3 7/8" | 2 | 8×φ12 | 6×φ12 | 5.0 | DHD35-100 | |
105 | 4 1/8" | 2 | 8×φ13 | 6×φ12 | 5.5 | DHD35-105 | |
DHD340/COP44 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9.0 | DHD340-105 |
110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.3 | DHD340-110 | |
115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 10.0 | DHD340-115 | |
120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 11.0 | DHD340-120 | |
127 | 5 | 2 | 8×φ14 | 7×φ14 | 12.0 | DHD340-127 | |
DHD350/COP54 | 133 | 5 1/4" | 2 | 7×φ16 | 6×φ14 | 15.0 | DHD350-133 |
140 | 5 1/2" | 2 | 7×φ18 | 7×φ14 | 16.0 | DHD350-140 | |
146 | 5 3/4" | 2 | 8×φ18 | 7×φ14 | 17.0 | DHD350-146 | |
152 | 6" | 2 | 8×φ18 | 8×φ14 | 17.5 | DHD350-152 | |
165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 18.5 | DHD350-165 | |
DHD360/COP64 | 152 | 6" | 2 | 8×φ16 | 8×φ16 | 26.0 | DHD360-152 |
165 | 6 1/2" | 2 | 8×φ18 | 8×φ16 | 28.0 | DHD360-165 | |
178 | 7" | 2 | 8×φ18 | 8×φ18 | 30.5 | DHD360-178 | |
190 | 7 1/2" | 3 | 9×φ18 | 9×φ16 | 34.0 | DHD360-190 | |
203 | 8" | 3 | 9×φ18 | 9×φ18 | 36.0 | DHD360-203 | |
DHD380/COP84 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | DHD380-195 |
203 | 8" | 2 | 9×φ18 | 10×φ18 | 41.0 | DHD380-203 | |
216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | DHD380-216 | |
254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | DHD380-254 | |
305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | DHD380-305 | |
DHD1120 | 305 | 12" | 4 | 12×φ18 | 36×φ16 | 152.0 | DHD1120-305 |
311 | 12 1/4" | 4 | 12×φ18 | 36×φ16 | 157.0 | DHD1120-311 | |
330 | 13" | 4 | 16×φ18 | 42×φ16 | 165.0 | DHD1120-330 | |
356 | 14" | 4 | 16×φ19 | 48×φ16 | 178.0 | DHD1120-356 | |
381 | 15" | 4 | 16×φ19 | 48×φ18 | 198.0 | DHD1120-381 |