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DISCOUNTS ON BULK QUANTITIES! FREE SHIPPING ON ORDERS $2,500+
DISCOUNTS ON BULK QUANTITIES! FREE SHIPPING ON ORDERS $2,500+

Line & Line Holding Accessories

This collection includes mason line and essential line holding accessories used to ensure precise alignment during brick, block, and stone installation. From durable line reels and high-visibility mason line to line blocks, twigs, and holders, these tools help contractors maintain straight courses and consistent joint spacing across every project.

Built for daily jobsite use, these products are designed for durability, ease of use, and reliable performance in all masonry applications.

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  • Bon Tool Blue Bayou orange mason line with black flecks used for high visibility layout on masonry jobsite

    Blue Bayou™ Bonded Braided Nylon Mason Line – #24, 685 ft (250 lb Test, Multiple Colors)

    $49.41 - $56.38
    $49.41 - $56.38
    $49.41 - $56.38
    $49.41

    HIGH-STRENGTH BONDED BRAIDED MASON LINE DESIGNED FOR DURABILITY, ABRASION RESISTANCE, AND RELIABLE JOBSITE PERFORMANCE The Bon Tool Blue Bayou™ bon...

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    $49.41 - $56.38
    $49.41 - $56.38
    $49.41 - $56.38
    $49.41
  • Bon Tool JAG clamp line holders used on brick wall securing mason line for vertical and horizontal alignment

    JAG Clamp Line Holder – Adjustable Jaw (Standard & XL, Sold in Pairs)

    $35.26 - $54.12
    $35.26 - $54.12
    $35.26 - $54.12
    $35.26

    VERSATILE LINE HOLDING CLAMPS DESIGNED FOR FAST, SECURE MASON LINE SETUP ON BRICK, BLOCK, AND MORE The Bon Tool JAG Clamp provides a fast and secur...

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    $35.26 - $54.12
    $35.26 - $54.12
    $35.26 - $54.12
    $35.26
  • Bon Tool cast aluminum line stretchers for 4 to 12 inch block sizes used with mason line for straight wall alignment

    Line Stretchers – Cast Aluminum (4"–12" Block Sizes, Sold in Pairs)

    $23.13 - $27.73
    $23.13 - $27.73
    $23.13 - $27.73
    $23.13

    DURABLE LINE STRETCHERS DESIGNED TO KEEP MASON LINE TIGHT AND STRAIGHT FOR ACCURATE MASONRY WORK The Bon Tool line stretchers provide a simple, rel...

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    $23.13 - $27.73
    $23.13 - $27.73
    $23.13 - $27.73
    $23.13
  • Bon Tool heavy duty sliding adjustable line stretchers for 4 to 12 inch block made of cast aluminum sold in pairs

    Heavy Duty Sliding Adjustable Line Stretchers – Cast Aluminum (4"–12" Block, Sold in Pairs)

    $25.32 - $25.32
    $25.32
    $25.32 - $25.32
    $25.32

    HEAVY-DUTY SLIDING LINE STRETCHERS DESIGNED FOR QUICK ADJUSTMENT AND PRECISE MASON LINE ALIGNMENT ON BLOCK WORK The Bon Tool heavy duty sliding adj...

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    $25.32 - $25.32
    $25.32
    $25.32 - $25.32
    $25.32
  • Bon Tool heavy duty sliding adjustable line stretchers for 4 to 12 inch block made of cast aluminum sold in pairs

    Heavy Duty Adjustable Line Stretchers – Cast Aluminum (4"–12" Block, Sold in Pairs)

    $38.45 - $38.45
    $38.45
    $38.45 - $38.45
    $38.45

    HEAVY-DUTY LINE STRETCHERS DESIGNED TO KEEP MASON LINE TIGHT AND ACCURATE FOR STRAIGHT, CONSISTENT BLOCK WORK The Bon Tool heavy duty adjustable li...

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    $38.45 - $38.45
    $38.45
    $38.45 - $38.45
    $38.45

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