From The Anvil .5″ Rebate Kit for Euro Dead Lock, Pewter – 51466 PEWTER

Designed for use when fitting a dead lock or Euro dead lock to rebated doors (doors that overlap one another when closed).nnFinish: PewternnDimensions:nnRebate Set: 1/2″ (13mm)nnEasy to fit and suitable for use on doors 40mm to 50mm thick.nnIf you are unsure if your doors are rebated, here is a simple way to check: Close the doors and if you can pass a piece of paper through the centre, they are NOT rebatednn