Use these M8 - M6 Thread reducers to attach part with M6 thread screw into M8 threaded hole.
You are buying four ZINC plated M8 to M6 thread reducers.
Inner Thread M6: Pitch 1.0mm
Outter Thread M8: Pitch 1.0mm
These thread reducers will convert M8 (M8X1.25) threaded hole to M6 (M6X1) threaded hole. They measure 10mm long, allowing to be fully inserted in shallow threaded holes to prevent bottoming out or protruding. To assist in installation and removal of these reducers, each reducer has a slot on the top for use with a flat head screwdriver.
These Zinc plated 8mm to 6mm threaded reducers are often used for installing turntable feet with M6 screw into Japanese record player vinyl turntables by Sony and Micro Seiki with M8 threaded holes for their feet. Allows installation of M6 thread turntable foot into M8 size threaded hole in bottom of Vinyl Turntables.
Alexa, find M8 8MM MALE TO M6 6MM FEMALE THREAD REDUCER ADAPTERS for my Sony turntable.
Buy FOUR M8 THREAD ADAPTERS - - M6 THREADED REDUCERS.