For Automatic Lathe External Shallow Grooving Toolholders [for GBF Insert] 1(: Screw Clamp KGBF-F (without offset) *C*laCmlapmspcrsecwrecwancaanlsaolsboeboepoepraetreadtefdrofmromthisthsisidseid. e. F1 F1 B B 2° 2° 2° 2° T T L1 L1 α α L2 L2 H3 H3 h h H1 H1 H2 H2 • Right-hand shown Right-hand Insert for Right-hand Toolholder, Left-hand Insert for Left-hand Toolholder. G Toolholder Dimensions Std. Dimension (mm) Spare Parts Clamp Screw Wrench Description R L H1= h H2 H3 B= F1 L1 L2 T Grooving KGBF& 1010JX-16F ● ● 10 4 10 1212JX-16F ● ● 12 2 12 2.1 120 18.5 3 SB-4070TRW FT-8 1616JX-16F ● ● 16 - 16 2020JX-16F ● ● 20 - 20 * Dimension T shows the distance from the toolholder to the cutting edge. Available Groove Depth: "B" Dimension of Insert. Max. cutting dia. is φ51mm The rake angle after installation in the toolholder is 20˚. Compatiblity with GBF and GBA 1 GBF will fit KGBA / KGBAS toolholders Caution: The maximum groove depth for KGBA / KGBAS toolholders is 2.5 mm 2 GBA inserts will also fit KGBF-F toolholders Caution: The rake angle after installation in the toolholder is 11° 2.5 mm groove depth is available on workpiece diameters up to 200 mm max. 2.2 mm groove depth is available on workpiece diamaters over 200 mm Max. Cutting Dia. Max. cutting dia. is φ51mm The workpiece interferes with the holder at φ51 mm workpiece diameter or larger 3 (Max. Grooving Depth) (Max. Cφu5tti1ng Dia.) Interference : Std. Item G13