Polygonal Shank Style Polygon Shank Nomenclature
R
Holder Sizes: 22 mm 27 mm 35 mm 45 mm 55 mm
Holder Sizes: 40 mm 45 mm 50 mm 60 mm 62 mm 65 mm 80 mm
Right Hand
G
Inscribed Circle
&
Thickness
Boring Bar Sizes:
L
Left Hand
11 mm 13 mm 17 mm 22 mm 27 mm 35 mm
Boring Bar Sizes:
65 mm 70 mm 75 mm 80 mm 90 mm
N
Neutral Hand
Neutral Holders WF: 0.5 mm
100 mm 110 mm 140 mm
G11
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