Adjustable torque responsive control

Air shut-off tool

Air tool with stall torque regulator and air biasing mechanism

Air tool with torque shut-off valve

Air wrench

Angle sensing tool for applying torque

Apparatus for absorbing oil pressure in an impact type tool

Apparatus for controlling nut runner

Apparatus for maintaining axial alignment between a drop hammer

Apparatus for measuring and controlling a force

Apparatus for mounting a hand-held paving breaker on backhoe att

Apparatus for recording and limiting torque

Arrangement for controlling rock drilling

Arrangement for supporting rock drilling apparatus

Arrangement in a feed beam of a rock drill

Assembly for attachment to excavators

Attachment for power tool

Automatic control system for rock drills

Automatic shut-off valve for power tools

Ball and disc over-speed shut-off mechanism for a rotary pneumat