Manufacturing And Production Technology
Side relief angle of a single point tool is the angle

Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
By which the face of the tool is inclined sideways
Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool
By which the face of the tool is inclined towards back

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Manufacturing And Production Technology
Which of the following statement is incorrect with reference of lathe cutting tools?

The base is that surface of the shank which bears against the support and takes tangent pressure of the cut
The heel is that part of the tool which is shaped to produce the cutting edges and face
The flank of the tool is the surface or surfaces below and adjacent to the cutting edges
The nose is the corner, arc or chamfer joining the side cutting and the end cutting edges

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