Check the listing for details. Twisted Nylon Mason Line - Fluorescent Yellow. Color: Yellow, Condition: New. Listed at 10.99 USD. 100% Nylon Mason Line from Grip Tight Tools is durable, twisted line with a break strength of 100 lbs. Available in a variety of bright colors for easy visibility on the job site.Durable, Twisted Line with a Break Strength of 100 lbsRot, Mildew and Abrasion ResistantLength: 275'Color: Fluorescent Yellow This high-quality Twisted Nylon Mason Line in Fluorescent Yellow is a must-have for any DIY enthusiast or professional contractor. Measuring 275 feet in length, this durable and reliable line is perfect for measuring and layout tasks on any project. The line is made of twisted nylon material, ensuring it can withstand tough weather conditions and wear and tear. With a brand name of Grip Tight Tools, you can trust that this line will provide a secure and safe grip for any task. Whether you're using it for chalk lines and marking tools, measuring and layout tasks, or as part of your toolkit for home and garden projects, this Twisted Nylon Mason Line is a reliable choice.