The AC630M is suited for stainless steel, and the AC610M is designed for high speed applications. According to the company, the former offers peeling and notch wear resistance, while the latter offers plastic-deformation control and wear resistance. Both are available in positive and negative insert styles.
Editor PickHitting the Coolant Sweet Spot
Toolholders with integrated cutting fluid delivery channels offer threaded, fixed-position nozzles that direct parallel streams of coolant to pre-defined positions at the top of the cutting tool.