Boring Bars ApplicationsBottom FacingProfiling Steel Carbide Anti- vibration Selection Guide for Boring Bars Shank Material Applicable Min. Bore Diameter (mm) Tool Type Depth of Cut (L/D) Insert and Tooling * When different from header bore diameters, the correct values are written in the table. Shape 1 1.5 2 3 4 5 6 7 8 10 12 13 14 16 18 20 22 25 28 34 44 54 70 C-SCLC up to → E14 8 DDDDDDDDD D D E-SCLC Oil Hole  up to→ E148 80˚ Diamond Type7˚ Positive (With Hole) H H H H S-SCLP up to [BBPC] → E15 3 D DDDDDDD E A-SCLP Oil Hole  up to→ E153 H H H H H H27 B[XB-PSC]C LP up to→ E166 D D D D-SCLP Oil Hole  up to [XBPC-H]  → E16 6 H H H C-SCLP[WBPC] up to→ E168 80˚ Diamond Type11˚ Positive (With Hole) D DDDD S-DCLN up to→ E173 DCLN Type DDDD40506332DDD D-DCLN Oil Hole  up to→ E176 H H H324050 S-PCLN up to→ E183 PCLN/ECLN Type DDDD40506332DDD B-PCLN up to→ E186 DD4050 S-ECLN[BCLN] up to→ E193 80˚ Diamond TypeNegative (With Hole) DDDD26 D-DWLN Oil Hole  up to→ E206 H H H324050 S-DWLN up to→ E203 DDDD32405063 S-PWLN up to→ E213 Trigon TypeNegative (With Hole) DD4050 6 8 10 12 13 14 16 18 20 22 25 28 32 34 35 40 44 50 54 63 70 S-SDUC up toS-SDQC→ E22, E243 DDDD23DSDUC TypeD A-SDUC Oil Hole  up to H A-SDQC Oil Hole  → E22, E24 3 H H H 23 HH B-SDUC up toB-SDQC→ E23, E256 SDQC Type D D D D D C-SDUC up to→ E238 D D D D S-SDZC up to→ E263 55˚ Diamond Type7˚ Positive (With Hole) DDDD23DD S-SVJB up to→ E313 D D D D30 B-SVJB up to→ E316 D D30 S-SVJC up to→ E323 D D S-SVQC up toS-SVUC→ E35, E383 DD D D DD D SVU □ /SVQ □ Type A-SVUC Oil Hole  up to→ E383 H H H H A-SVQC Oil Hole  up to→ E353 35˚ Diamond Type5˚ Positive (With Hole)7° Positive (With Hole) H H H H Symbols in [ ] indicate the previous product types Oil Hole : With oil hole 6 8 10 12 13 14 16 18 20 22 25 28 32 34 35 40 44 50 54 63 70 : Steel Shank : Carbide Shank : Steel Shank with Anti-Vibration Mechanism Coloured box: Manufacturable size (no oil hole), ● : In stock, H : In stock with oil hole E6