Insert for Small Dia. Internal Grooving GIV Applicable Inserts (GIV / GIV-E / GIV-W) (mm) Description A L H P Carbon steel / Alloy steel Classification of usage M GV&…SS 3.6 9 3.0 Stainless Steel : Continuous-Light Interruption / 1st Choice K Cast Iron GV&…S 4.0 11 4.0 N Non-ferrous ● Metals GV&…A 4.0 12 5.0 : Continuous-Light Interruption / 2nd Choice S ● : Continuous / 1st Choice Titanium Alloys GV&…B 4.5 15 5.5 Hard materials Applicable : Continuous / 2nd Choice H (~40HRC) GV&…C 5.8 21 6.5 Hard materials Toolholders (40HRC~) Dimension Cermet MEGA PVD Coated Carbide PCD (mm) COAT Carbide Insert Description TN90 TC40NTC60MPR1225 PR930 KW10 KPD010 W B rε R L R L R L R L R L R L R L Handed Insert shows Right-hand GV& 100-020SS 1.00 ● ● ● ● ● ● ● 125-020SS 1.25 ● ● ● ● ● ● ● 145-020SS 1.45 2.3 0.2 ● ● ● ● ● ● ● ● GIV&…1SS 200-020SS 2.00 ● ● ● ● ● ● ● B 250-020SS 2.50 ● ● ● ● ● ● ● 2゜rH 300-020SS 3.00 ● ● ● ● ● ● ● ● A ±0.03 L rH W GV& 100-020S 1.00 ● ● ● ● ● ● ● ● ● ● H 125-020S 1.25 ● ● ● ● ● ● ● ● G 145-020S 1.45 ● ● ● ● ● ● ● ● GIV&…1S 185-020S 1.85 2.3 0.2 ● ● ● ● ● ● ● ● GIV&…1SE 200-020S 2.00 ● ● ● ● ● ● ● ● ● ● 250-020S 2.50 ● ● ● ● ● ● ● ● ● 1-edge 340-020S 3.40 ● ● ● ● ● ● ● GV& 100-020A 1.00 ● ● ● ● ● ● ● ● ● ● ● Grooving 125-020A 1.25 ● ● ● ● ● ● ● ● ● ● 145-020A 1.45 ● ● ● ● ● ● ● ● ● ● GIV&…1A 185-020A 1.85 2.3 0.2 ● ● ● ● ● ● ● ● ● ● GIV&…1AE 200-020A 2.00 ● ● ● ● ● ● ● ● ● ● ● ● GIV&…1AW 250-020A 2.50 ● ● ● ● ● ● ● ● ● ● 300-020A 3.00 ● ● ● ● ● ● ● ● ● 340-020A 3.40 ● ● ● ● ● ● ● ● GV& 145-020B 1.45 2.8 ● ● ● ● ● ● ● ● ● ● ● B 185-020B 1.85 ● ● ● ● ● ● ● ● GIV&…1B 2゜rH 200-020B 2.00 ● ● ● ● ● ● ● ● ● ● ● ● GIV&…1BE A W±0.03 L rH 230-020B 2.30 3.2 ● ● ● ● ● ● ● ● ● ● ● GIV&…1BW H 250-020B 2.50 0.2 ● ● ● ● ● ● ● ● ● ● ● 280-020B 2.80 ● ● ● ● ● ● ● ● GIV&…2B 300-020B 3.00 ● ● ● ● ● ● ● ● ● ● ● ● GIV&…2BE 340-020B 3.40 4.2 ● ● ● ● ● ● ● GIV&…2BW 400-020B 4.00 ● ● ● ● ● ● ● ● GV& 280-020C 2.80 4.5 ● ● ● ● ● ● ● ● ● ● ● GIV&…1C 300-020C 3.00 ● ● ● ● ● ● ● ● ● ● ● ● GIV&…1CE 340-020C 3.40 5.5 ● ● ● ● ● ● ● ● ● ● ● GIV&…1CW 400-020C 4.00 0.2 ● ● ● ● ● ● ● ● ● ● ● ● GIV&…2C 430-020C 4.30 ● ● ● ● ● ● ● ● ● GIV&…2CE 460-020C 4.60 6.3 ● ● ● ● ● ● ● ● GIV&…2CW 2-edge 500-020C 5.00 ● ● ● ● ● ● ● ● ● ● ● GV& 145-020A 1.45 ● MTO GIV&…1A 200-020A 2.00 2.3 0.2 ● MTO GIV&…1AE B 300-020A 3.00 MTO MTO GIV&…1AW 2゜rε GV& 200-020B 2.00 ● MTO GIV&…1B A L rε W±0.03 3.2 GIV&…1BE 250-020B 2.50 0.2 ● MTO GIV&…1BW H 300-020B 3.00 4.2 MTO MTO GIV&…2B□ GV& 300-020C 3.00 4.5 0.2 MTO MTO GIV&…1C□ 1-edge 400-020C 4.00 5.5 MTO MTO GIV&…2C□ B GV& 200-100AR 2.00 1.00 ● ● ● ● ● ● GIV&…1A 2゜ 250-125AR 2.50 2.3 1.25 ● ● ● ● GIV&…1AE rH A ±0.03 W 300-150AR 3.00 1.50 ● ● ● ● GIV&…1AW L 2-edge H GV& 200-100BR 2.00 3.2 1.00 ● ● ● ● ● GIV&…1B□ Full-R 300-150BR 3.00 4.2 1.50 ● ● ● ● ● GIV&…2B□ · Dimension B shows available grooving depth. Recommended Cutting Conditions G104 Ref. to Page for Applicable Toolholders G55 : Std. Item MTO : Made to order Inserts are CBN & PCD Inserts are sold in 10 piece boxes. sold in 1 piece boxes. G53