WFHF BH GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex PRGNR/L A Lever-lock toolholder with 91° approach angle, for negative round inserts 45° B 45° LH LF Cutting edge style G Right hand (R) shown. C Designation H B LF LH HF WF RE** Insert PRGNR/L2020 20 20 125 19 20 25 4.76 RNMG090300-61 PRGNR/L2525M4 25**RE: Standard corner radius25 150 25 25 32 6.35 RN**120400 D SPARE PARTS Designation Shim Clamping screw Wrench Spring pin Lever PRGNR/L2020 LSR32 LCS3 P-2.5 LSP3 LCL3 PRGNR/L2525M4 LSR42 LCS4 P-3 LSP4 LCL4 E F G H I INSERT SELECTION Applicadtion Heavy cutting Applicadtion Heavy cuttingGradeT9215GradeT92156161 J Chipbreaker Chipbreaker Shape Shape Cutting conditions B006 Cutting conditions B008 Applicadtion Heavy cutting Applicadtion Heavy cuttingGradeT9215GradeTH10 K 61 61 Chipbreaker Chipbreaker Shape Shape Cutting conditions B010 Cutting conditions B012ApplicadtionHeavy cuttingApplicadtionFinishing tomedium cutting L Grade TH10 Grade LX11 61 - Chipbreaker Chipbreaker Shape ShapeCutting conditionsB014Cutting conditionsB016 M Reference pages: PRGNR/L: Inserts → B074 Tungaloy C081