2°D1 CDX No. of edges PR1215 PR930 CermetTN6020 Grooving External grooving GBA type GBA43 Carbon steel / Alloy steel N P O P Stainless steel N P M Cast iron K Non-ferrous metals N Titanium alloy S Hard materials (~40 HRC) N O H Hard materials (40 HRC ~) Dimension (mm) Tolerance Carbide PVD - Insert Description CW CDX IC S D1 RE CW CWmin.max. Applicable toolholder R L R L R L GBA43& 175-020MY 1.75 N N N N N N 185-020MY 1.85 N N N N N N KGBA&...22-15 3.5 0.2 KGBASL/R...22-15 200-020MY 2 N N N N N N KIGBAL/R...22 230-020MY 2.3 4 N N N N N NNN CDX = 4 mm G 250-030MY 2.5 KGBA&...22-25T5 5IC±0.025CWRERE4 N N N N KGBASL/R...22-25T5NNKGBA&...22-25(JCT) 265-030MY 2.653 5 12.7 4.76 5.5 - 0.025 +0.025 N N N KGBASL/R...22-25 G15-G18,KIGBAL/R...22G73 S 4Molded Chipbreaker300-030MY30.3 N N CDX = 5 mm 5 N N N N KGBA&...22-25(JCT) 4 N KGBA&...22-25T5, 330-030MY 3.3 KGBASL/R...22-25T5, 5 N N N KIGBAL/R...22 350-030MY 3.5 N N N N N N KGBA&...22-35 5 KGBASL/R...22-35 400-040MY 4 0.4 N N N N N N KIGBAL/R...22G17, G73 Rake Angle (α) after Installment of GBA-MY insert α Insert description GBA43&175-020MY 15° GBA43&350-030MY 14° GBA43&400-040MY 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 G13 ~