Koch Industries Twisted Mason Line， #18 by 1000 Feet， White， Tube<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Preferred by masons and contractor for chalk and mason lines</li><li>Durable and abrasion resistant polyester line that knots securely</li><li>Resistant to oils， gas and most chemicals， rot and mildew resistant</li><li>Wears well on pulleys</li><li>Maximum load 13 pounds</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41GVPISidFL.jpg" noproxy>