Dewalt Chalk Line 6 To 1 Chalk Reel With Red Chalk DWHT47408-0About this Item:Extra large fill opening for improved visibility and efficient refilling. Easy access to internal components for maintenance – Cleaning, knot removal, etcNesting line hook for compact storage and portability, made to interlock with the same hook from another product so two chalk reels can be used togetherErgonomic shape provides secure grip and feel; Integrated clutch for smooth line release and reduced line jamsDie-cast aluminium casing with non-slip hand grip ultimate durability. Easy to grip, does not slip out of the handLimited lifetime warranty offered on the product