KRAFT TOOL BL350-5PR Line Block, 4 in L, 1-1/4 in W, Wood

Create an even brick or block line with line blocks. Secure the 4 in block on the outside corners of your masonry project to with the line knotted to hold it in place. Retighten the line as you lay down each new course. Use with Kraft Tool Mason's line or W.Rose Mason's line to create an even brick line. Proudly made in the USA.