Johnson Level 40-6637 & 40-6639 Self-Leveling 360-Degree Line Laser with 4 Horizontal Dots

This video will describe the features and benefits of the Johnson Level Self-Leveling 360-Degree Line Laser with 4 Horizontal Dots. This laser is available in two different kit configurations, model numbers 40-6637 and the 40-6639.

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