Patent ID: 7524147

Claim:
A cutting tool comprising an insert holder and a cutting insert, the insert holder comprising a body portion and a clamping portion, the clamping portion comprising a base jaw, a clamping jaw and an insert pocket therebetween, the insert pocket extending from a pocket opening at a forward end of the pocket to a rear end thereof, the clamping jaw comprising elongated forward and rear sub-clamping jaws separated by an elongated forward recess, the elongated forward sub-clamping jaw having a forward clamping surface adjacent the insert pocket and the elongated rear sub-clamping jaw having a rear clamping surface adjacent the insert pocket, the base jaw having an abutment surface adjacent the insert pocket, the abutment surface being generally opposite the forward and rear clamping surfaces, wherein: the cutting insert is resiliently clamped in the insert pocket between the two elongated sub-clamping jaws and the base jaw; the two elongated sub-clamping jaws are independently resilient; the forward clamping surface lies on a first straight line; the abutment surface lies on a second straight line; and the first and second straight lines converge to a point rearward of the insert pocket forming a first acute angle therebetween.