Tajima CR301JF 100' X 1 MM Chalk Reel Fast-wind chalk snap-line with 100 ft. (30M) of extra bold 1.0 mm premium-grade braided line Smooth 5-gear rewinds, up to 4 times faster than standard snap-lines Compact, fits comfortably in the palm of your hand yet holds up to 3.5 oz. (100 g) of chalk Positive gear-lock line hold, automatically releases during rewind features a folding crank, large fill neck, and a tool to facilitate line replacement