Extra heavy-duty chalk box with an integrated handle release™, premium braided nylon/polyester line and matching felt applicator, a wide fill neck, and an integrated case gasket / non-slip grip.

Features

• Premium braided line creates an Extra Bold 0.04 in ( 1.0 mm ) line
• Heavy-duty aluminum case integrated with non-slip grip surface
• Large gasket-sealed refill port
• Double-speed winding mechanism