Spool of construction string line placed in red blocks. Tool to help worker for set straight distances on new edifice, in background mason uses red bl Stock Photo - Alamy

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Spool of construction string line is placed on red blocks. Tool to

Mason, bricklayer worker is using red blocks to mount a wall next

Orange Mason Line String Line - #18 Braided Nylon String - 250 Ft

Stringliner Mason Line - Construction String Line Reel

Orange Mason Line String Line - #18 Braided Nylon String - 250 Ft

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Spool of construction string line is placed on red blocks. Tool to