Patent ID: 8342539

Claim:
A clamping tool ( 10 , 110 , 210 ) having an axis of rotation (A) and comprising: a holder ( 14 , 114 , 214 ) having a rearwardly tapering bore ( 18 ) that extends rearwardly from a front end ( 20 , 120 ) of the holder ( 14 , 114 , 214 ), the rearwardly tapering bore ( 18 ) tapering rearwardly at a first angle (α), the holder ( 14 , 114 , 214 ) being provided with a holder thread ( 26 , 126 ) having a first pitch ( 28 ); a connector ( 16 , 116 ) having a 360° peripheral surface ( 30 ) with a generally cylindrical shape and a connector through bore ( 34 ) that extends from a front end ( 36 ) of the connector ( 16 , 116 ) to a rear end ( 38 ) of the connector ( 16 , 116 ), the connector ( 16 , 116 ) having a first connector thread ( 40 , 140 ) with a pitch similar to the first pitch ( 28 ), and a second connector thread ( 42 , 142 ) with a second pitch ( 44 ) which differs from the first pitch ( 28 ); a tool ( 12 , 112 , 212 ) having a rearwardly tapering rear portion ( 56 ), the rearwardly tapering rear portion ( 56 ) tapering rearwardly at a second angle (β), the tool ( 12 , 112 , 212 ) being provided with a tool thread ( 58 ) having a pitch similar to the second pitch ( 44 ); wherein in an assembled position: the rearwardly tapering rear portion ( 56 ) of the tool ( 12 , 112 , 212 ) abuts the rearwardly tapering bore ( 18 ) of the holder ( 14 , 114 , 214 ); the holder thread ( 26 , 126 ) is threadingly engaged with the first connector thread ( 40 , 140 ); and the tool thread ( 58 ) is threadingly engaged with the second connector thread ( 42 , 142 ).