The 5/32 Csk Alum/Steel Rivet max. 9.6mm combines quality craftsmanship with reliable function, constructed from Aluminium & Steel, featuring a 4.0mm (5/32) diameter with a polished finish, with countersunk head style, requiring a 4.1mm hole, accommodating a grip range of 6.4-9.6mm, measuring 10.7mm in length.