Product Description
Kyocera 4mm external groove insert GDM4020N-040GM PR1225
Insert size 4mm
Cutting edges 2
Grade PR1225 suitable for steel and stainless.
GM chip breaker for general grooving.
Other styles and grades available.
Smooth chip control and high precision edge preparation.
Megacoat for long tool life and high efficiency machining.
Suits KGDR2525M-4T25