Question

explain string line

Answer 1

noun

BILLIARDS

another term for balk line.

Answer 2

string line is a special brand of spirit level used for leveling across longer distance. They can be attached by tighly pulled string to find level between tow stake in the ground to find level ground .Line levels are a much more cost-conscious alternative to line laser level but require a bit more preparation and patience to ensure the job gets done right. 
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