SUMIBORON Indexable Inserts ■ Grooving and Threading Inserts Stock Dimension (mm) Appearance Shape Cat. No. Width Groove Corner Total Edge Fig Applicable (Right-hand tool) BN2000 BN250 BNX20 BN350 Depth Radius Length Distance Holder R L R L R L R L CW CDX RE L WF3 Back Fig1 BNGNT 0200 R/L D D 2.0 4.0 0.2 25 6.0 taper 30' CDX BNGNT 0250 R/L WF3 RE 5.5 D D 2.5 4.0 0.2 25 6.0 SUMIBORON ±0.05 CW BNGNT 0300 R/L D D 3.0 5.0 0.4 25 6.0 Grooving Holder Back RE 17 1 taper 30' L BNGNT 0400 R/L D D 4.0 6.0 0.4 26 6.0 BNGG Type BNGNT 0500 R/L D D 5.0 6.0 0.4 26 6.0 → L112 6° BNGNT 0600 R/L D D 6.0 7.0 0.4 27 6.0 Fig1 BNTT 1020 R/L D Pitch=1.0-2.0 0.14 25 4.0 1 SUMIBORON 60° RE BNTT 1530 R/L D Pitch=1.5-3.0 0.20 25 4.0 Grooving Holder WF3 6.0 BNGG Type L 17    → L112 ■ Turning Inserts Stock Dimension (mm) Appearance Shape Cat. No. BN2000 Inscribed Edge Nose Max. Groove Hole Applicable Circle Width Radius Depth Size Holder R L IC CW RE CDX TGA R/L4125 D 1.25 2.0 CW±0.025 TGA R/L4150 D 1.50 3.5 RE RE CDX TGA R/L4200 D 2.00 3.5 SEC-Grooving Holder 5.5 TGA R/L4250 D 12.70 2.50 0.2 4.0 5.5 (GWC, GWCS, GWCI Type) IC TGA R/L4300 D 3.00 4.0 → F4 to F5 4.76 TGA R/L4350 D 3.50 5.0 TGA R/L4400 D 4.00 5.0 Refer to page L111 for CGA Type SUMIBORON grooving inserts for hardened steel. (Applicable Toolholder GWB type →L111) ■ Endmill Inserts Stock Dimension (mm) Appearance Shape Cat. No. BN350 BN500 BN7000 BN700 Radius of Total Length Width Cutting Edge Thickness Fig Applicable ballnose Cutter RE L W1 APMX S Fig1 BEST 160S Q 8.0 13.0 6.8 10.0 3.5 RE BEST 160L Q 8.0 13.0 6.8 13.0 3.5 W1 BEST 200S Q 10.0 20.0 8.5 13.0 4.5 BEST 200L Q 10.0 20.0 8.5 20.0 4.5 1 S APMX BEST 250S Q D 12.5 22.5 10.5 15.5 5.0 SUMIBORON L BEST 250L Q D 12.5 22.5 10.5 22.5 5.0 Ball Endmill Fig2 BEST 300S Q D 15.0 25.0 12.0 18.0 6.0 BES Type RE → L117 BEST 300L Q D 15.0 25.0 12.0 25.0 6.0 W1 BEST 400S Q 20.0 30.0 16.0 23.0 7.5 BEST 400L Q 20.0 30.0 16.0 30.0 7.5 2 S APMX BEST 500S Q 25.0 35.0 20.0 28.0 8.0 L BEST 500L 25.0 35.0 20.0 35.0 8.0 L Q Fig1 15° RDHX 0701M0T F F F Q 7.0 Q Q 1.99 SUMIBORON RDHX 0702M0T F F F Q 7.0 Q Q 2.38 1 Radius Endmill SUMIBORON RDHX 1003M0T F F F Q 10.0 Q Q 3.18 BRC Type L±0.013 S±0.025 RDHX 12T3M0T F F F Q 12.0 Q Q 3.97 → L118 F mark: To be replaced by new item (Please confirm stock availability) L97