Ruler Storage Tube

Storage Tube for RulersI need to carry around several 600mm rulers along with other equipment. They got bent in the boot of the car with all the other gear, so I designed some secure storage with a screw on lid for them. Using the bottom, middle, top and lid sections you can store a 600mm ruler. Also included a short middle section so you can mix and match to suit other lengths. Bottom three sections are a tight fit together aided by a little CA glue