Plastic Line Blocks and Twigs (2 pair Line Blocks and 4 Twigs/Set) by Marshalltown Tools Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $8.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Used to hold line and maintain straightness during brick/block laying Made of steel 14 twigs per bag Item ID 16509