3/16X.12-.25 Countersunk Closed End Aluminum Rivet With Steel Mandrel Plain (Pack Qty 5,000) BC-ACSC64

An aluminum blind fastener with a self-contained steel mandrel whose mandrel head is completely protected and secured within the closed end of the rivet. The head of the rivet body is countersunk at an angle of 120°. Closed-end rivets are used where the adjoining back-plate cannot be accessed but must be kept weatherproof. The installed rivet forms a tight seal preventing seepage of liquid or gas through the fastener assembly. The countersunk head style provides a smo Closed-end rivets provide greater tensile and shear strength than similar-sized open end rivets. They should be used when fastening materials with mechanical and physical properties similar to aluminum.You may also like 12-24X3/8 Slotted Flat Undercut Machine Screw Fully Threaded Zinc (Pack Qty 9,000) BC-1206MSU.