GROOVING / CUTTING OFF Max. Groove Depth (inch)Max. Groove Depth (inch) Max. Groove Depth (inch)Max. Groove Depth (inch) GROOVING / CUTTING OFF LIMITATION OF THE MAXIMUM GROOVE DEPTH [For Internal Grooving] ●When using the mono block type The maximum groove depth is not limited by the cutting diameter. ●When using the modular blade type The maximum groove depth is limited by the cutting diameter. Due to interference of this part, the maximum groove depth is limited by the cutting diameter. Shank Diameter=1.250 inch (GYM20 Blade) Shank Diameter=1.500 inch (GYM25 Blade) .453 .433 .512 GYM20L/RA-G12.394.374.354GYM20L/RA-H12 .472.453 GYM25L/RA-G14GYM25L/RA-H14GYM25L/RA-J14 .433 .315 .394 .276 GYM25L/RA-D12 .236 GYM20L/RA-D10 .354GYM20L/RA-E10 GYM25L/RA-E12GYM25L/RA-F12 .197 GYM20L/RA-F10 .315 .157 .276 F 1.625 1.875 2.125 2.500 3.125 3.500 4.000 y 2.500 2.750 3.125 3.750 5.000 5.250 y 1.750 Cutting Diameter (inch) Cutting Diameter (inch) Shank Diameter=1.500 inch (GYM20 Blade) Shank Diameter=2.000 inch (GYM25 Blade) .453 .433 .512 GYM20L/RA-G12.394GYM20L/RA-H12 .472 GYM25L/RA-G14GYM25L/RA-H14 .374 .453 GYM25L/RA-J14 .354 .433 .315 .394 GYM20L/RA-D10 GYM25L/RA-D12 .276 GYM20L/RA-E10 .354 GYM25L/RA-E12 GYM20L/RA-F10 GYM25L/RA-F12 .2362.125 2.500 .315 .217 .295 .276 2.000 2.250 3.125 4.000 4.375 5.125 y 2.750 3.125 3.750 5.000 6.250 y 3.000 3.375 4.000 4.500 Cutting Diameter (inch) Cutting Diameter (inch) F222