Unior replaceable pin for chain rivet pliersthis is a replacement pin for the unior chain rivet pliers and is ideal to keep as a replacement spare in the event of the original pin bending or breaking it is made from hardened and tempered tool steel for exceptional durability features material special tool steel hardened and tempered surface finish blackened to standard din 50938 pin induction hardened buyunior workshopfrom chain reaction cycles the worlds largest online bike store