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Secoroc 7655/7655D Pusher Leg Rock Drill Operator''s instructions / Spare parts list Foreword Thank you for selecting the Secoroc pusher leg rock drill 7655/7655D. These instructions were

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7655 main technical parameters of Air leg type air drill: Weight: 28kg Full length: 628mm Operating pressure: 0.63 MPa Cylinder diameter: 76mm Piston structure stroke:

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7 655 Air leg rock drill the gas distribution form adopts bowl-shaped gas distribution valve, with reasonable structure and flexible start. Low failure rate. Rock drilling impact frequency: ≥ 36 Hz.

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