Patent ID: 6851334

Claim:
A multipurpose socket wrench comprising: a handle, said handle having a grip at one end thereof and a box at an opposite end thereof; a hollow driving member for turning with said handle to rotate a workpiece, said driving member comprising a ratchet unit coupled to said box of said handle, and a coupling unit integral with one side of said driving member and disposed outside said box of said handle, the coupling unit of said driving member comprising a plurality of equiangularly spaced pawls, the pawls of the coupling unit of said driving member each having a V-groove disposed at an inner said; and a hollow cylindrical socket adapted to rotate a bolt or nut with said driving member and said handle, said socket comprising a coupling unit disposed at one said thereof for coupling to the coupling unit of said driving member and a polygonal receiving hole disposed at an opposite said thereof for coupling to the bolt or nut to be rotated, the coupling unit of said socket comprising a plurality of equiangularly spaced pawls for engaging into the spaces in between the pawls of the coupling unit of said driving member, the pawls of the coupling unit of said socket each having a V-groove disposed at an inner said.