Note: Surbuf Microfiber Buffing Pads are not always perfectly round, the Velcro backing appears to warp their shape a little. Just want to point this out so no one panics when they go to put the backing plate on and notice his characteristic.
This is the hook and loop side of a 6.5" Surbuf MicroFinger Buffing Pad. It measures 6.5" across the diameter of the pad.
Here is a 6.5" Surbuf MicroFinger Buffing pad affixed to the backing plate on a 6" Griot's Garage ROP
Sorry for the out of focus picture, but to make sure everyone is clear, this shows the edge of the 6.5" Surbuf pad on the 6.5 measurement on the ruler.
From left to right, 6" LC Backing Plate in front of 6.5" Surbuf Microfiber Buffing - 5" LC Backing Plate in front of 5.5" Surbuf Microfiber Buffing - 3.5" LC Backing Plate in front of 4" Surbuf Microfiber Buffing Pad.
Below are the same backing plates attached to their corresponding Surbuf Microfiber Buffing pads as pictured above.
Note: The black marks are marks we placed on the backing plates so students in our class can easily see if the pads are rotating or not when learning to use a DA Polisher.
For reference, the LC 6" hook and loop backing plate measures 5 7/8" in diameter
For reference, the LC 5" hook and loop backing plate measures 4 7/8" in diameter
For reference, the LC 3.5" hook and loop backing plate measures 3. 7/16" in diameter
5.5" Surbuf MicroFinger Pad with 6.5" MicroFinger buffing pads side by side for size reference.