主权项 |
1. A pass-thru ratchet wrench having a wrench body, a front end of the wrench body being formed with a head portion, the head portion having a through accommodation trough therein, the accommodation trough being adapted to receive a ratchet in an axial direction, the ratchet having a polygonal receiving hole therein, an inner wall of the receiving hole having a plurality of connecting surfaces, the receiving hole being adapted to receive a socket, characterized by:
the ratchet having a first neck portion at an upper edge thereof and an annular groove around an outer wall of the first neck portion, the junction of every two adjacent connecting surfaces of the receiving hole being formed with a through hole; a C-shaped buckle ring disposed in the annular groove of the ratchet, wherein when the C-shaped buckle ring is buckled in the annular groove, the C-shaped buckle ring is exposed and extends out of the through holes of the adjacent connecting surfaces of the receiving hole to form a plurality of limit portions. |