Stanley power winder chalk line stanley 0 47 460 power winder chalk line 30meterstainless steel hook for added durability and rust preventionergonomic design holds 30m of string 45g chalk capacityweight and style combination provides plumb bob facilityhigh impact abs case for durability35 to 1 gear ratio rewinds fastermetal crank folds into the case for storage stanley 0 47 460 power winder chalk line 30 metre