CAHOZA stocks a super diamond cutting tool for turning commutators. With these you get very easy right next to commutator cap and you can turn any commutator with it. The angle of a tip is only 20Degrees, and ?side clearance angle is 10Degrees?, tip has nose radius of R0.12? mm. These cutting tools were made in Switzerland from the finest diamond and are ground on machines like real diamonds. Cutting tools are perfect, working free of burrs and it is really 100% quality.