Grooving External dia. of the groove CW±0.05 C H RE Face grooving FTK type FTK Carbon steel / Alloy steel Q P Stainless steel Q M Cast iron Q K Non-ferrous metals Q N Titanium alloy Q S Hard materials (~40 HRC) O H Hard materials (40 HRC ~) Dimension (mm) Tolerance Carbide Cermet Insert Description No. ofedges CW RE CW CW CVD PVD - -min.max.CR9025PR930KW10TN90Applicabletoolholder KFTB&65100-4S FTK 4RE 1 4 0.25 - 0.05 + 0.05 N N N KFTB&90150-4SNKFTB&150250-4SKFTB&250800-4S KFTB&90150-5S FTK 5 1 5 0.25 - 0.05 + 0.05 N N N N KFTB&150250-5S KFTB&250800-5S G KFTB (Face grooving) Extoefrnthael dgirao.ove CW CDX A 150° CDX KFTBR... LF KFTBL... Toolholder dimensions Availabi- lity Dimension (mm) Spare part Description Releasing wrench Applicable inserts Applicable blocks R L CDX H A C CW LF DAXN DAXX(min.)(max.) KFTB& 65100-4S N N 25 4 65 100 90150-4S N N 5.2 90 150324.0150 FTK4 KTKTB20-32 150250-4S N N 30 0 140 250 25-32 250800-4S N N 3.2 230 ∞ LTK-5 32-32 KFTB& 90150-5S N N 30 5.2 90 150 KTKTBF25-32 150250-5S N N 32 32 5.2 0 5.0 150 150 250 FTK5 32-32 250800-5S N N 38 4 250 ∞ CDX shows available grooving depth. External dia. of the groove : The diameter range of the initial groove. The insert has Self-Clamping system and it is not suitable for tight tolerance grooves (tolerance±0.05 mm). Lightly tap an Insert with a Plastic hammer. (End of insert does not touch toolholder.) KFTBR/L65100-4S toolholder is designed with the edge position 4 mm above the Center. Dimension H shows virtual apex distance. Selection of Blade and Insert Combination of Blade + KTKTB Combination of Blade + KTKTBF Blade Right-hand Blade Left-hand Blade Right-hand Blade Left-hand Insert Neutral Insert Neutral Insert Neutral Insert Neutral (Reverse mounting) (Normal mounting) (Reverse mounting) (Normal mounting) Blade BlockKFTBR+KTKTB ▲ Blade BlockKFTBL+KTKTB Blade BlockKFTBR+KTKTBF ▲ Blade BlockKFTBL+KTKTBF (Normal mounting) (Reverse mounting) (Normal mounting) (Reverse mounting) N : Standard item R : Right hand only L : Left hand only U : Check availability Recommended cutting conditions: G121 G110 ▲▲