Disclosed is a ratchet-type wrench 100 comprising: a handle 10; and a head 11 having a through hole with a reception recess defined therein. A rotary member 20 is received in the through hole, and a switch unit 30 is pivotably located in within the reception recess. The rotary member includes a ratchet portion, and an engaging member 22 having multiple first notches. The switch unit includes: a switch member 31 connected to the top of the head in use; a fixing member connected to the bottom of the head in use; a pawl to engage with the ratchet portion; an activation member; and a spring. The switch member comprises a rod to drive the pawl. A latch 40 connected to the top of the head in use is slidably connected to the switch member, and engages with one of the first notches to allow the wrench to output high torque. Also disclosed is substantially the same ratchet-type wrench but wherein the engaging member is replaced by a flange formed beside the ratchet portion, the latch is connected to the bottom of the head in use, and the fixing member is located between the flange and ratchet portion.
展开▼
