Description
Circular mill for polygon milling inserts.

Application
For polygon milling and special profile machining.

Features
Steel Circular Mill.
Insert type depends on cutter size: P12, P16 or P26.

Product Specification
Size: 12
Catalogue table includes cutter diameter, mounting thread where applicable, groove depth, L1, overall length, shank diameter/type and insert screw set.

Cutting Data
Actual groove depth Smax = (D - d1) / 2.

Notes
No. 217400 size 8 and 11 and No. 217405 size 11L are without internal cooling.