Avery Back Rivet Set 4-1/8L

These rivet sets are used for back riveting flush rivets on RV control surfaces and other homebuilts. The spring loaded pressure holds the rivet firmly against the skin surface when flush riveting. These tools are also used to "back rivet" the rivet shank when the rivet head surface is inaccessable. Features a plastic sleeve to hold multiple sheets of aluminum together while riveting. 0.401 shank.

Dimensions: .75X.75X4.5