We’ve posted about ratcheting adjustable wrenches from Sears before. Now it looks like they’re selling a more promising ratcheting adjustable wrench from Schroeder. Unlike the laminated steel Reflex, the Schroeder wrench is actually forged from chrome-vanadium steel and heat treated.
The wrench appears to ratchet by using a spring-loaded worm gear that allows the adjustable jaw to move when it turns in one direction and probably jams the jaw against the fastener in the other. A switch on the side of the wrench controls whether the worm gear moves, allowing the jaw to ratchet, or remain fixed.
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