Machine for driving holes in the ground

Machine for inserting rigid members in the soil

Manual machine tool

Manual slide post driver and extractor for...

Manual torque magnifying impact tool

Manual torque magnifying impact tool

Manual torque magnifying impact tool

Manually actuated impact tool

Manually operable tool for drilling and/or removing material in

Manually operated chipping tool

Manually operated impact driver

Manually-actuated rotary-impact tool

Marine anchoring apparatus

Masonry cutting tool

Mechanical tee post driver

Mechanism for preventing idling strikes in power-driven striking

Mechanism to fasten adaptors to a head portion of a post driver

Method and apparatus for remote release of hammer and follow blo

Method and apparatus for replacement of underground pipe

Method and apparatus for replacement of underground pipe