Combination construction tool

Combination hammer and lumber manipulating tool

Combined air filter and muffler for an aquarium or the like

Combined chisel and rasp tool

Combined ignition and fuel system for combustion-powered tool

Combustion powered tool with combustion chamber lockout

Combustion powered tool with dual fans

Combustion-type power tool

Composite tool and method of manufacture

Continuously revolving percussion drilling machine

Contractible guide for studs

Control device for a power impact tool

Control system for discontinuous power drive

Control valve and a method for a percussion device with a...

Control valve in a percussion device and a method comprising...

Controlled force mallet

Counterbalanced vibrationless percussive tool

Coupling

Coupling arrangement for a drill shank of a percussion...

Cylindrical guide member for an impacting mechanism in a...