Complete manual installation kit for Rivet Nut (AVK type) inserts. This Goebel tool will allow an easy installation of inserts from sizes 10-24 up to 1/2-13. Powerful mechanism making it an effortless installation. Sold with heads 10-24, 10-32, 1/4-20, 5/16-18, 3/8-16 & 1/2-13. Perfect for repair shops or maintenance fleet garages.