Internal Thread tool

Definition

A	The width of the tool holder.
B	The distance between the tool tip point and the tool holder.
C	The distance the tool tip extends beyond the tool tip carrier.
D	The height of the tool (not including the turret); must be greater than C.
D1	The length of the cutting edge of the tool tip.
a°	The tool tip angle; must be between 0 and 180 degrees. This angle is symmetric around a perpendicular line passing through the tool tip point.
E	The position of the left side of the turret with reference to the tool tip point. A negative value means that the turret extends beyond the tool tip point.
F	The width of the turret.
Ra	The tool nose radius.
H	The width of the tool tip carrier.
K	The distance between the tool tip point and the tool tip carrier right edge.
Thickness	The thickness of the tool.