A hand held pneumatic powered machine containing a mechanism which imparts impact blows and intermittent rotary motion to a drilling tool in drilling rock-like formations. This item may not be column or tripod-mounted, nor provided with a wheeled "wagon mounting". See also drill, pneumatic, drifter.
Classification: Boring or sinking machinery, nesoi
NSN 5990-00-170-9553
NSN 5895-00-222-0353
NSN 5835-01-614-1900
NSN 4140-01-250-2600
NSN 7035-00-320-5644
NSN 5905-00-337-3764
NSN 6610-00-802-3465
NSN 5920-00-824-0234
NSN 6135-01-451-2120
NSN 5920-01-389-2077
NSN 6620-00-096-6306
NSN 5915-01-088-1900