BM Series Pneumatic Mole with 2.1-2.9 Hz Impact Frequency 0.4-0.7 MPa Air Pressure and 1.2-1.6 m3/min Air Volume for HDD Drill Pipe
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... impact, can easily break pebbles and boulders. Whenencountering an impassable obstacle, turn the hose to the right to let the mole return. Type BM60 BM75 BM90 BM105 BM120 BM140 Imported assembly 95 Specification Impact frequency(Hz) 2.2-3.3 2.2-3.0 2...
Langfang Baiwei Drill Co., Ltd.
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