Ranked 1st in our list of recommended bonding agents and sells for $89.90 (as of 03/07/2021 02:49 PDT details ) , more than 100% of the 3M 8115_2PACK reviews are positive. With features such as 2 pack! save some money. and two part opexy used to bond steel, aluminum, smc, and frp traditional fiberglass ., it is indeed our top pick among bonding agents.