Cermet / coated carbide / carbide lineup Bearing machining ABS / ABW Free-cutting steel Q P B Carbon steel / Alloy steel Stainless steel P Q Q P P P M Gray cast iron Q K Nodular cast iron P Non-ferrous metals Q N Heat-resistant alloy Q P Turning indexable inserts S Titanium alloy Q Hard materials H Cermet Dimension (mm) Carbide No. of edges PVD - - Applicable Insert Description toolholder S RE PR1225 PR1705 PR1725 TC60M PR930 KW10 7.0 2.8 ABS 15R4005M < 0.05 N N N 2 3.97 15° 0.4 15R4015M < 0.15 N N N 4.2 4.2 E16 15.4 30° ABS 15R4005 0.05 N N N 2 3.97 3.97 15R4015 0.15 N N N RE 7.0 4.7 ABW 15R4005M < 0.05 N N N 15° 0.6 2 3.97 15R4015M < 0.15 N N N 4.2 4.2 E17 15.4 45° ABW 15R4005 0.05 N N N 2 3.97 3.97 15R4015 0.15 N N N RE 7.0 4.7 0.5 ABW 23R5005M < 0.05 N N 15° 2 3.97 23R5015M < 0.15 N N N 5.1 8.2 E18 23.4 40° ABW 23R5005 0.05 N N N 2 3.97 23R5015 0.15 N N N RE 3.97 Inserts whose corner-R(RE) dimension expressed with less than sign (e. g. <0.05 etc.) indicate model with minus tolerance for corner-R(RE). N : Standard item R : Right hand only L : Left hand only U : Check availability B108