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Operator comfort, safety and repair cost reductions are high priorities in the design of the latest pneumatic jackhammer from Ingersoll-Rand.The JH-30AS drill features shock absorbing composite handle grips.There is also an optional vibration isolated handle available to further reduce vibration transmitted to the operator.The exhaust can be swivelled through 360 deg to prevent exhaust blow-back on the operator. This is particularly useful when drilling in confined spaces.The new model weighs 15.4 kg, has an air consumption of 35.4 litres/sec and can be used in both horizontal and vertical drilling positions.It is adapted for feed-leg and mounting plate applications, and is made for construction, demolition, and for use in quarries and mines.Ingersoll-Rand Sales 0204 690523. CONSTRUCTION NEWS