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Impact wrench
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An impact wrench is a socket wrench power tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then delivering it suddenly to the output shaft. It was invented by Robert H. Pott of Evansville, Indiana.
A 1/2" drive pistol-grip air impact wrench
A 1/2" drive pistol-grip air impact wrench
A variety of impact wrenches, in all common sizes from ¼" to 1", of different styles, including inline, butterfly, and pistol grip.
A variety of impact wrenches, in all common sizes from ¼" to 1", of different styles, including inline, butterfly, and pistol grip.
This "reactionless" ratchet uses a miniature pin clutch impact mechanism instead of a gear reduction.
This "reactionless" ratchet uses a miniature pin clutch impact mechanism instead of a gear reduction.
Large 2½" Drive Ingersoll Rand impact vs ½" impact wrench.
Large 2½" Drive Ingersoll Rand impact vs ½" impact wrench.
Socket wrench
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A socket wrench is a type of spanner that uses a closed socket format, rather than a typical open wrench/spanner to turn a fastener, typically in the form of a nut or bolt.
Socket set with ratchet (above), four hex sockets and a universal joint
Socket set with ratchet (above), four hex sockets and a universal joint
Torx socket
Torx socket
"6 point" hexagonal socket
"6 point" hexagonal socket
Splined socket
Splined socket