DLTOOLS industrial Self-Lock GTN-4(SP400) carbide inserts,cutting Width(B): 0.157"/4.0mm, Radius(R): 0.009"/0.25mm,Longth(L): 0.445"/11.3mm, fit for Korloy grooving holder.
Made of solid carbide with PVD black&grey coated,with sharp cutting edge,better performance at low cutting force, low and medium-speed feed processing.
Good at cut-off and grooving,good performance at cutting steel, stainless steel, cast iron,deliver efficient and consistent cutting performance.
PVD black&grey coated endows inserts strong impact resistance, good versatility with high precision,high finish.
Long service life and faster cutting speed, low friction coefficient, good wear resistance.