SUMIBORON Indexable Inserts D 55° Diamond Type Standard Cutting Edge Specification (Refer to L26 to L27 for details on symbols.) BNX10 BNX20 BNX25 BN1000 BN350 BN2010 BNC100 BNC200 BNC500 BN500 BN7000 BN7500 BNS800 BN2000 BN2020 BNC160 BNC300 BN700 Negative T01225 S01225 S01725 S01225 T01225 S01225 S01225 S01225 S01215 T01215 T01215 T01215 T02020 Positive T01235 Q Legend: Continuous Cut : 1st Choice Medium Cut : 1st Choice Interrupted Cut : 1st Choice : 2nd Choice : 2nd Choice : 2nd Choice DCG¢11T3˜˜ Applicable holder ref. page, (Example) RecommendedApplication K cast iron Coated S exotic alloy SUMIBORON Applicable External Holders C14, D14, 17, 23 H hardened steel I.C.: ø9.525 Thickness: 3.97 Hole: ø4.4 Applicable Internal Holders E27 to E30 sintered component L Coated CBN Pcs./Pack No. of Cutting Edges Dimensions BNC2010 BNC2020 (mm) Positive Inserts BNC300 BNC100 BNC160 BNC200 BNC500 ■ Multi-cornered,One-use Type/7° Positive (With Hole) Radius Cutting Edge Appearance Cutting Edge Cat. No. Old Cat. No. Nose Length Specification 2NC-DCGW 11T302 0.2 2.7 D D     D D D Standard 11T304 Q 1 2 0.4 2.5 D D D D D D D C 11T308 0.8 2.1 D D D D D D D 2NC-DCGW 11T304WG* 0.4 2.3 D D Q Q D D Q S01215 11T308WG* Q 1 2 0.8 2.1 D D Q Q D D Q Wiper Insert D 2NC-DCGW 11T304WH* 0.4 2.1 D DQQDDQ S01215 11T308WH* Q 1 2 0.8 1.8 D DQQDDQ Wiper Insert R 2NC-DCGT 11T304N-FV 0.4 2.4 D DQQDDQ Honing 11T308N-FV Q 1 2 0.8 2.0 D DQQDDQ Break Master S 2NC-DCGT 11T304N-LV 0.4 2.4 D DQQDDQ S00535 11T308N-LV Q 1 2 0.8 2.0 D DQQDDQ Break Master 2NC-DCGW 11T302LE 0.2 2.7 D Q Q Q Q Q Q T Honing 11T304LE Q 1 2 0.4 2.5 D Q Q Q Q Q Q Less Cutting force 11T308LE 0.8 2.1 D Q Q Q Q Q Q 2NC-DCGW 11T302LT 0.2 2.7 Q D Q Q Q Q Q V T00515 11T304LT Q 1 2 0.4 2.5 Q D Q Q Q Q Q Sharper edge 11T308LT 0.8 2.1 Q D Q Q Q Q Q BNC100 → S01715 2NC-DCGW 11T302LS 0.2 2.7         D D   W BNC160 → S01020 11T304LS Q 1 2 0.4 2.5     D D D D   BNC200 → S01015 11T308LS Sharper edge BNC300 → S00515 0.8 2.1     D D D D   BNC2010 → S01730 2NC-DCGW 11T304HS 0.4 2.5     D         BNC2020 → S02735 BNC160 → S01730 11T308HS Q 1 2 0.8 2.1     D         BNC200 → S01735 Stronger edge BNC300 → S01735 BNC500 → S01225 *Use a toolholder with a 93° cutting angle. SUMIBORON SUMIBORON Application Range Map Ⓐ Uncoated SUMIBORON Ⓑ Coated SUMIBORON (m/min) 300 (m/min) 300 BNC100 BN1000 BNC160 200 200 BNC2010 Speed BN2000 BNX25 Speed BNC2020 BNC200 BNX20 120 Cutting 100 BN350 Cutting 100 BNC300 0 Heavy 0 Heavy Continuous Interrupted Interrupted Continuous Interrupted Interrupted L54