Ifasten Cup Bolt And Nut Square M10X90Mm 10 Pp

The Head Is Formed Into A Square Section This Makes The Bolt Self-Locking When Placed Through A Square Hole Or A Round Hole In Wood. *Used For Security Fixings Such As Locks And Hinges Where The Bolt Must Only Be Removable From One Side. *Also Known As A Carriage Bolt Or Coach Bolt