Grooving CW 2°2°CW2°CW 2° S S S No. of edges WF CDX Coolant hole PR1215 PR1225 PR1535 GW15 TN620 Internal grooving GDM type GDM Carbon steel / Alloy steel P Q P N P Stainless steel P P Q M Cast iron Q K Non-ferrous metals Q N Titanium alloy Q S Dimension (mm) Tolerance Carbide Cermet Insert Description PVD - - ApplicableCWSREINSLCWmin.CWmax.toolholder GDM 2013N-020GMI 2 4.3 0.2 13.5 - 0.03 + 0.03 N N N N KGDI&…-2 RE GDM 3015N-040GMI 3 4.6 0.4 15.5 - 0.03 + 0.03 N N N N KGDI&…-3 INSL 2 GDM 4020N-040GMI 4 4.3 0.4 20 - 0.03 + 0.03 N N N N KGDI&…-4 General purpose GDM 5020N-040GMI5020N-080GMI 5 4.3 0.40.8 N20- 0.04+ 0.04NNN NN N KGDI&…-4NKGDI&…-5 G RE GDM 3015N-150R-CM 3 4.6 1.5 16.3 - 0.03 + 0.03 N N N N KGDI&…-3 INSL GDM 4020N-200R-CM 2 4 4.3 2 20 - 0.03 + 0.03 N N N N KGDI&…-4 Full R / Copying GDM 5020N-250R-CM 5 4.3 2.5 21 - 0.04 + 0.04 N N N N KGDI&…-4KGDI&…-5 RE GDG 4020N-040GS 4 N N N N N KGDI&…-4 INSL RE20° 2 4.3 0.4 20 - 0.02 + 0.02 5020N-040GS 5Low cutting force KGDI&…-4NNNNNKGDI&…-5 KGDI (Internal grooving) (ø 6) DCON DMIN LH H LF Right-hand shown Toolholder dimensions Spare parts Availabi-lity Dimension (mm) Clamp screw Clamp screw(Torx)Wrench (Torx)Wrench (hex.) Description R L CDX DMIN(GMI/GS) DMIN(CM)DMIN*DCON H LH CW CWmin.max.LF WF KGDI& 1816B-2 N N 4.5 18 16 15 25 150 9.5 GS-50 - - LW-3 2520B-2 N N 6 25 20 18 30 2 2 180 14.5 Yes 3225B-2 N N 7 32 25 23 40 200 19 - SB-5TR LTW-20 - KGDI& 2016B-3 N N 5.5 20 21 16 15 25 150 11.5 GS-50 - - LW-3 2520B-3 N N 6 25 26 20 18 30 3 3 180 14.5 Yes 3225B-3 N N 8 32 33 25 23 40 200 19 - SB-5TR LTW-20 - KGDI& 3225B-4 N N 8.5 32 40 34 25 23 40 200 19 4 5 Yes - SB-5TR LTW-20 - 4032B-4 N N 11 40 48 42 32 29 50 220 23.5 KGDI& 3225B-5 N N 8.5 32 37 34 25 23 40 200 19 5 5 Yes - SB-5TR LTW-20 - 4032B-5 N N 11 40 45 42 32 29 50 220 23.5 * By slightly chamfering the holder tip of about 0.5 mm, the cutting diameter can be minimized. More on this in G115 N : Standard item R : Right hand only L : Left hand only U : Check availability Recommended cutting conditions: G115 G72