Stabila 17773 pocket basic mini spirit level 7cm stabila 17773 p this pocket basic mini spirit level 7cm from stabila is a very compact spirit level that fits in the pocket or can be attached to a belt with the supplied clip making it ideal for any handyman or craftsman p p manufactured to a high standard using precisely ground aluminium this level can measure pipe surfaces with its v groove base while also equipped with extra strong rare earth magnets that hold the level in place