For routing the face plate and mortise for larger locks quickly accurately suitable for dda disabilty discrimination act lock size 20mm x 235mm radius end face plate and 17mm x 170mm mortise adaptor plate included to allow smaller templates 239mm x 60mm to be fitted as supplied with standard lockjigsuitable for doors 34mm to 58mm thick an auger bit and drill is required to complete deep mortises the jig requires a plunge router with a 80mm plunge fitted with a 30mm guide bush with 6mm spigot