 AD Bars Interchangeable Head Boring Bars with Anti-vibration Dampener System Applications Shank Type Coolant Insert Min. Bore Dia. φA Ref. to Page Boring Bar Type Shape Max. Overhang Length Hole for (L/D) Yes No Type 7 8 10 12 14 16 18 20 25 30 32 40 43 50 63 Toolholders Facing HA…PCLN12 95゚ Anti-vibration Dampener System ● Negative ● ● ● F63 Internal L/D=~5.5 / Boring HA…SCLC09 95゚ Anti-vibration Dampener System ● Positive ● F65 L/D=~6 F HA…PDUN15 Anti-vibration Dampener System ● Negative ● ● ● F64 93゚ 27゚ Copying L/D=~6 Boring HA…SDUC11 Anti-vibration Dampener System ● Positive ● F65 93゚ 30゚ L/D=~6 Boring HA…PTFN16 90゚ Anti-vibration Dampener System ● Negative ● ● ● F64 L/D=~6  Boring Toolholders for Bearing Machining (Square Shank) Applications Min. Bore Dia. φA Ref.to Page Applications Min. Bore Dia. φA Ref. to Page Boring Bar Type Shape for Boring Bar Type Shape for 20 25 30 32 40 50 Toolholders 20 25 30 32 40 50 Toolholders Boring SRCP-B ● ● F62 Round- CBSN-B ● F62 Chamfering  Boring Bars for Ceramic / Solid CBN Tools (L/D=~3) Applications Boring Bar Min. Bore Dia. φA Ref. to Page Applications Min. Bore Dia. φA Ref. to Page Type Shape for Boring Bar Type Shape for 16 18 20 25 30 32 40 50 Toolholders 20 25 30 32 40 50 Toolholders Boring / S…CELN Boring / S…CCLN-GX Internal ● F79 Internal ●● F80 Facing Facing S…CTUP ● ●● ●●● F61 Boring / S…CDUN-GX ●● F80 27 34 43 Copying Boring S…CSKP ●● ●● F60 Boring S…CSKN-GX ●● F80 27 34 43 S…CSKN Boring / S…CCLN-A ● F79 Internal ● F81 Facing For Min. Bore Dia. φA, the figure under  may be applied depending on the toolholder type. Boring S…CTUN-A ● F81 F11