A pneumatic powered machine either mounted or designed to be mounted on columns, tripods, wheels, crawlers, quarry bars, or the like. This item contains a mechanism which imparts an impact and intermittent rotary motion to a drilling tool in drilling rocklike formations. It may be provided with a hand or power feed mechanism. See also drill, pneumatic, sinker.
Classification: Parts of coal or rock cutters and tunneling machinery
NSN 5999-01-074-4841
NSN 6620-01-163-3329
NSN 6685-00-707-4842
NSN 5915-01-170-9994
NSN 5996-00-697-9684
NSN 5835-01-023-8733
NSN 5855-01-199-2046
NSN 5920-01-050-7474
NSN 6220-01-339-4638
NSN 5895-01-170-4355
NSN 5935-01-227-8280
NSN 6610-00-194-0676