allclean 3/16" x 5/8" tri-fold large head rivets assortment - 100pcs,black tri-fold exploding pop rivets solid aluminum tri grip rivets bulb style rivets for kayak marine boat 3/16"x5/8" black large head is up for auction in Industrial & Scientific. The current bid is $1.00, 95% below the $19.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.