BEYOND MGEHR2525-2 Right-Hand Indexable External Grooving & Parting Toolholder | 25x25mm (1" x 1") Imperial-Equivalent Standard Square Shank CNC Lathe Cutter Body Compatible with MGMN200 / MRMN200 Inserts (2.0mm Cut Width) CPGT 1.51.51 The NS9530 grade is my

The NS9530 grade is my go-to for bearing steel

35 mm/rev Alloy Steel / Tool Steel (P-Class / 4140 / SCM440) 90 - 180 m/min 0

CNMG431-MA carbide

Surface Finish Problems: If you experience dimensional chatter or poor Ra finish

Facing operations on rough carbon steel forgings

BEYOND MGEHR2525-2 Right-Hand Indexable External Grooving & Parting Toolholder | 25x25mm (1" x 1") Imperial-Equivalent Standard Square Shank CNC Lathe Cutter Body Compatible with MGMN200 / MRMN200 Inserts (2.0mm Cut Width) CPGT 1.51.51 The NS9530 grade is myBEYOND MGEHR2525 2 Right Hand Indexable External Grooving Toolholder 25x25mm (1" Standard Square Shank) CNC Lathe Cutter Body Compatible with MGMN200 MRMN200 2. 0mm Width Carbide Inserts CRITICAL EXCLUSION NOTICE: The indexable carbide grooving, parting off, or profiling insert (Model: MGMN200, MRMN200, or equivalent series) shown mounted inside the blade pocket seat within our product photography, technical drawings, or operational diagrams is for