محول ثنائي الحركة جيد للبراغي لألواح الدعم الدوارة

Finally I can use my rotary backing plates with my DA polisher without hunting for a second set of pads. The 5/16 threading screwed on snugly and hasn't loosened once during a full car detail. This little adapter honestly saves me a ton of switching time.

The thread fit is perfect on my 5/16 spindle, and now my rotary pads swap onto my DA without any fuss. It's solid, no wobble even at higher speeds, and honestly makes the whole setup way more versatile.

Finally, I can use my rotary backing plates on my DA polisher without buying a whole new set of pads. It threads on smooth and locks in tight, no wobble even at higher speeds.