3" Hook-and-Loop back-up pad,silicon holder,backing disc diameter:80mm, M16 Thread which match to the M16 adaptor and shaft. It's one of the necessary tools for car detailing. made of high quality. beveled side, velcro diameter is 80mm, M16 thread/screw which match to the M16 adaptor.(M14 and 5/8 thread is available).There are such features of this pad: ◊ Tough velcro stick ability. ◊ Lower ...