Chalk line 1)Material:plastic 2)Reel length:30M,15m Chalk line 1)Material:cast aluminium 2)Reel length:30M,50MChalk line1)Material: cast aluminium2)Reel length:30M,50M3)Weight products: 240g4)Powder coat5)Available:red,blue,black,yellow.gray etc6)Delivery lead time: 30 to 45 days Chalk Line