TopGroove

Boring Bar Identifi cation System

A25RNNTOR2

A25RNNTOR2
BarBarBarInsertInsertInsertRakeHandInsert
TypeDiameterLengthHoldingShapeLocationAngleof ToolSize

Method

Steel with N — End mount

coolant TopGroove

A E

Side mount

Bar diameter S

W1

Right hand R

Left hand L

Dia.

Metric Bars

M150mm
Q180mm
R200mm
S250mm
T300mm
U350mm

insert

sizeW1
13,54mm
23,81mm
35,35mm
46,40mm
59,65mm
69,73mm
811,13mm