Grooving 2°D12°D1CDX CDX No. of edges PR1215 PR1625 PR905 PR930 KW10 PVDPV7040 TN620 TN90 Applicable toolholder External grooving GBA type GBA43 Carbon steel / Alloy steel N Q P N N P Stainless steel N Q P M Cast iron P P K Non-ferrous metals Q N Titanium alloy Q S Hard materials (~40 HRC) N O H Hard materials (40 HRC ~) Dimension (mm) Tolerance Carbide Cermet PVD - - Insert Description CW CDX IC S D1 RE CW CWmin.max. GBA43& 100-050R 1 2 0.5 N N N N N N KGBA&...22-15 150-075R 1.5 3.5 0.75 N N N N N N N KGBASL/R...22-15 KIGBAL/R...22 IC RE CW ±0.025 RE 200-100R 2 3.5 1 N N R N N N N G G15-G18, G73250-125R32.512.74.765.51.25- 0.025 +0.025NNNNR S 4 ★ Full R / Copying 300-150R 3 1.5 N N N N N N G15-G18, G73 KGBA&...22-35 KGBASL/R...22-35 400-200R 4 5 2 N N N N N KIGBAL/R...22G17, G73 G15-G18, G73 GBA43& 140-010GM 1.4 0.1 N N N 150-020GM 1.5 0.2 N N N KGBA&...22-15 175-020GM 1.75 0.2 N N N KGBASL/R...22-15 3.5 KIGBAL/R...22 185-020GM 1.85 0.2 N N N G15-G18, G73 200-020GM 2 0.2 N N N IC CW±0.025RERE 230-020GM 2.3 0.2 N N N 250-030GM 3 2.5 12.7 4.76 5.5 - 0.025 +0.025 N N N KGBA&..22-25JCTKGBA&...22-25T5 265-030GM 2.65S 5 0.3 N N N KGBASL/R...22-25T5 Molded Chipbreaker 300-030GM 3 N N N KIGBAL/R...22 330-030GM 3.3 N N N G15-G18, G73 350-030GM 3.5 5 0.3 N N N KGBA&...22-35KGBASL/R...22-35 400-040GM 4 0.4 N N N KIGBAL/R...22G17, G73 G15-G18, G73 Right-hand shown CDX shows available grooving depth. ★KGBA&...22-25T5, KGBA&...22-25JCT, KGBA&...22-25, KGBASL/R...22-25, KGBASL/R...22-25T5, KIGBAL/R...22 Rake Angle (α) after Installment of GBA-GM insert α Insert description 10° GBA43&150-020GM GBA43&175-020GM 15° GBA43&265-030GM GBA43&300-030GM 12° GBA43&400-040GM α indicates the rake angle at the center of the edge width, after installing insert. N : Standard item R : Right hand only L : Left hand only U : Check availability Recommended cutting conditions: G118 G12 ~~