NUM 1020 M - Page 30

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1.2.5 Definition of Tool Dimensions
Tool dimension = distance from tool cutting edge to spindle reference point
Length (L)
Part/tool
contact surface
Spindle
reference
Part
Z
OP
Tool direction
Radius (R)
Spindle
reference
Cutter tip
radius (@)
Z
OP
X/Y
Part/tool
contact surface
Part
Tool radius = R
Tool length = L
Cutter tip radius = @