Face Grooving Toolholders  KFMS-8 (Face Grooving Dia.) W F T B ID H3 L1 L2 h H1 H2 T  Right-hand shown  Left-hand shown  Toolholder Dimensions Std. Dimension (mm) Edge Width Face Grooving Dia. Spare Parts (mm) φD Clamp Bolt Wrench Description G R L H1=h H2 H3 B L1 L2 F T W MIN. MAX. KFMS& 2525M5464-8 ●● - 54 64 9 41 (0) (∞) 2525M6382-8 ●● 2.4 63 82 25 25 150 26 25 8 (0) (∞) Grooving 2525M80115-8 ●● 80 115 6 8 40 (0) (∞) HH6X25 LW-5 2525M105160-8 ●● 105 160 (0) (∞) 2525M155510-8 ●● 25 6 25 150 26 155 510 External 8 43 25 8 (0) (∞) 3232P155510-8 ● 32 - 32 170 33 Internal · Dimension T shows available grooving depth. Face · The value ( ) of Face Grooving Dia. (φD MAX.) is the maximum outer diameter value after the initial groove between MIN.~MAX. (It is possible to widen the groove to infinity ∞). The value ( ) of Face Grooving Dia. (φD MIN.) is the minimum diameter of the boss which remains in the center when widening the groove width to a smaller value after the initial groove between MIN.~MAX..  Applicable Inserts P Carbon steel / Alloy steel Classification of usage M Stainless Steel (mm) K Cast Iron : Continuous-Light Interruption / Description L H N Non-ferrous Metals 1st Choice GMM 8030-080MW S Titanium Alloys : Continuous-Light Interruption / 30 5.5 2nd Choice GMG 8030-050MG H Hard materials (~40HRC)  ● : Continuous / 1st Choice GMGA 8030-400R Hard materials (40HRC~) : Continuous / 2nd Choice Dimension Cermet CVD Coated Carbide PVD Coated Carbide Carbide (mm) Insert Description CR9025 Applicable TN90 PR915 PR930 PR905 KW10 Toolholders W rε M M 2° W±0.05 2° rH GMM 8030-080MW 8.0 0.8 6.0 ● ● ● ● ● L Chip Control Oriented / H M Class 2゜ rH W±0.03 M 2゜ GMG 8030-050MG 8.0 0.5 6.0 ● ● ● ● ● KFMS&…8 L Sharp-Cutting Oriented / Precision Class 15° H Ground Chipbreaker M W±0.02 L rH GMGA 8030-400R 8.0 4.0 6.0 ● Sharp-Cutting Oriented / Precision Class H Full-R / Copying · If using a full-R insert with KFMS-8 type toolholder, you need to modify the corner of insert adapter of toolholder. Recommended Cutting Conditions G105 Inserts are  : Std. Item G98 sold in 10 piece boxes.