Blocks are shrink-wrapped one pair per package.
Made from select popular hardwood and shrink wrapped in pairs.
Bright yellow plastic is highly visible and impervious to water. Twigs are used to keep the mason's line from sagging between the blocks. Shrink wrapped with two pairs of blocks and two sets of twigs. Included: Plastic Line Twigs.
Used to hold line and maintain straightness during brick/block laying.
Stretches mason line between blocks. Sold only in pairs.
Made from cast aluminum. Used to stretch mason's line tight between key course blocks.