high quality 3.Application: Shell Door Handle knob is universal and suitable to toolbox, garage door,vehicle door for Rv camper caravan travel trailer yatch and boat.4.Specifications:180 degree rotation & keyed alike RV Storage Door Lock,cutting hole size:30mm/1.2".Door Tickness:1mm-35mm/0.04"-1.5"5.2 sets of keyed alike T handle lock packed with 4 pcs of identical dimple keys and accessories.worry-free installation.if have any problem or you are not satisfied ,pls feel free to send us message on Amazon,we will solve your problem once we get your message.2.Upgraded Locking system & Easy Installation: T handle lock is designed with more secured Locking system & dimple keys.provides maximum security to your personal belongings.and it is very easy to install and convenient to Use1.High quality Material: T-handle Lock body is Made of high quality Zinc Alloy,provides the locks incredible strong antioxidation and anticorrosion performance.durable and reliable.