• PRODUCTS
  • LEVELS
    DIGITAL
    LEVELS BOX
    LEVELS I-BEAM
    LEVELS TORPEDO
    LEVELS BAMBOO
    LEVELS OPTICAL
    LEVELS SPECIAL PURPOSE
    LEVELS LEVEL
    VIALS
    • Digital & Electronic Levels
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    LASER LEVELS LINE
    LASER LEVELS INDUSTRIAL
    ALIGNMENT TORPEDO
    LASER LEVELS TRIPODS, DETECTORS & ACC.
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  • MEASURING
    LASER DISTANCE
    MEASURING DIGITAL
    MEASURING TAPE
    MEASURES LONG TAPE
    MEASURES MEASURING
    WHEELS STRAIGHT EDGES
    & CUTTING GUIDES
    • Laser Distance Measuring
    • Digital Measuring
    • Tape Measures
    • Long Tape Measures
    • Measuring Wheels
    • Straight Edges & Cutting
      Guides
  • SQUARES
    FRAMING
    SQUARES RAFTER SQUARES
    & PROTRACTORS COMBINATION
    SQUARES T-SQUARES SPECIAL PURPOSE
    SQUARES
    • Framing Squares
    • Rafter Squares & Protractors
    • Combination Squares
    • T-Squares
    • Special Purpose Squares
  • MARKING
    CARPENTER
    PENCILS & CRAYONS FLAGGING &
    BARRICADE TAPE STAKE
    FLAGS PLUMB
    BOBS
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    • Barricade Tape & Stake Flags
    • Plumb Bobs
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This video describes how to use the Johnson Level 40-6645 TRI-Line Laser.