Standard Slicker by Marshalltown Tools Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $6.15 1/4" X 3/8" - $6.15 1/2" X 5/8" - $6.15 Size 1/4" X 3/8" 1/2" X 5/8" 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart The MARSHALLTOWN Standard Slickers are used to make a flat joint between bricks and blocks. All Slickers are 10" in length but have a different width on each end. This product is Made in the USA with Global Materials. High carbon steel-tempered, hardened and polished Used to make a flat mortar joint 10" Length #15523: 1/4" x 3/8" #15525: 1/2" x 5/8"