US Patent 7644506 Edge level with side magnets and velcro(hook and loop fastener)

Present invention provides an edge level that can be used for measuring angles or levelness on all X, Y and Z axis simultaneously and in hands-free type operation, due to the use of Velcro or external clamps used together with the features introduced herein. A removable pod, containing the Z-axis bubble, provides the flexibility of insertion to the pod seat for measuring Z-axis angle and can be stored or put aside when not in use.