... gardening, bundling, tying packages, crafts, households #18 x 540 ft. Chalk Mason Line Flour Yellow With Reel #18 x 540 Feet ... ,Construction Line ,Mason Assorted Rope ,Builders Line Decoy Line ,Chalk Mason Line. Size #18 Working Load Limit 14 lbs.Length ... to rot, abrasion, mildew nylon line • Use to mark brick, block, concrete and landscaping layouts • Use in masonry, construction, gardening, bundling ...