Patent ID: 8047517

Claim:
An attachment for use with a clamp having a pair of jaws operable to clamp a workpiece therebetween, said attachment comprising a body member of such size as to be accommodated in a space between one of said jaws and said workpiece, said body member having a first contact surface adapted to bear against a surface of said workpiece and a second, contact surface adapted to bear against said one of said jaws, said second contact surface being so configured as to enable said body member to be substantially universally rockable relative to said one of said jaws when said body member is accommodated in said space and said second contact surface bears against said one of said jaws, thereby enabling said first contact surface to occupy a position in engagement with and substantially parallel to said surface of said workpiece; and wherein said second contact surface is formed by an insert accommodated in a recess in said body member.