Tajima CR503S Chalk Rite Dura II Extreme Bold Chalk Line - Professional Construction Chalk Reel for Marking Straight Lines on Concrete, Wood, and Metal Surfaces

Premium braided snap line creates Extreme Bold 0.07 in ( 1.8 mm ) lines
・Holds 2x more chalk than the Extra Bold Snap Line marking tools
・Heavy-duty aluminum case integrated with non-slip grip surface
・Large refill port also allows for convenient felt replacement
・Double-speed winding mechanism