... ''-4'',5''-6''M24(round steel machine)1.machining range :8mm-24mm2.voltage :110V 220V 380V or other3.power :750W4.rotate speed ... ,M16,M18,M20,M24M24(round steel machine)1.machining range :8mm-24mm2.voltage :110V 220V 380V or other3.power :750W4.rotate speed ... ,M16,M18,M20,M24M33(round steel machine)1.machining range :10mm-33mm2.voltage :110V 220V 380V or other3.power :750W4.rotate speed ...