Every metal shaving out of the hole first. Then a little RTV on the edge of the riv nut, all the way around, before it goes in the tool. Skip that and you've sealed dirt into the roof.
Full install video: https://youtu.be/sv3qelihr8s
Racks made to order: https://standardamericanoutdoors.com/shop/ols/products/sao-v3-roof-rack
#standardamericanoutdoors #roofrack #2ndgen4runner #toyota
Full builds, parts and guides: https://standardamericanoutdoors.com
More 2nd gen guides: https://standardamericanoutdoors.com/f/2nd-gen-4runner-maintenance-guide-how-to-make-yours-last-300000