50 Set of 3/16" Long Grip Tri-Grip Rivets Tri-Fold Tri Bulb Mounting Rivet with Waterproof O Rings for Deep Water Installing Kayak Canoe and Boat Accessories etc - GEUNTECH, Blind Rivets 0125

• 【Great Material】: The Tri-grip rivet is Aluminum body with aluminum mandrel, all aluminum No plastic, and water proof rubber O-rings, durable, corrosion-resistant and good stress for long time use 【Strong Holding Power】: The blind rivets' back Side splits in three directions for hold the materials together to make them strong enough 【Fit Size】: 3/16" hole size, head of rivets is about 3/8", black part is 1", Grip range is 1/6" - 1/2" (4MM-12MM). Rivet tool required for installation (tool not included) 【Multi-Functions】:These rivets kit will work great on almost any application on kayak like rod holders, pad eyes, terminal ends, handles, etc. And shipbuilding, containers, industries construction, automobiles, furniture appliances and more 【Package included】: 50 pcs rivet for kayak and 50 pcs water proof rubber O-rings that makes the rivets durable in the deep water when use with the water proof rubber rings