Thread level type: String level tool with string hook design, can be used rope for hanging and leveling. This string level can be used in conjunction with hanging line level. Portable Efficient tool: The straight line string level tool use for layout and leveling wooden work, building trades, surveying, engineering, brick working, flooring decking, ground, pier drainage slopes, shed base, site lining, backyard, leveler blocks, construction, project.
eBay