Chamfer relief angle: The chamfer relief angle is the axial relief ... Excessive speed; • Too much clearance on reamer; • Lack of rigidity in jig; • Insecure holding of work; • Excessive overhang of ...

A drill or reamer can only be used if the desired size is "standard ... Because of the curving of the internal hole diameter the clearance angle will also be reduced. Therefore, with small diameter ...

2.—An expanding reamer. with machine reamers there is an advantage in having a slight clearance behind the cutting edges, hence the reamer illustrated herewith is provided with such clearance.