Best Masonry String Lines in 2026

SUPERIOR MATERIAL - HONGDA #15 Twisted Nylon Mason String is made by high strength nylon yarn. Nylon fiber at this nylon string create a mid-stretch line that can hold loads of up to 160 pounds

DURABILITY - This nylon twine rope is tight and durable to hold up as trot line. We take this nylon string to a higher level by stabilizing it with a special heat treatment . This heat treatment insures the highest level of twist consistency, with minimum amount of raveling, untwisting and kinking.

Multiple Applications - #15 Tiwsted Mason Line String besides for masonry job, it also great for gardening, crafts, home shop projects, hobbies, boating, fishing, construction, and hunting. Strong durable, long lasting, UV resistant, rot resistant

SUPERIOR MATERIAL - HONGDA #15 Twisted Nylon Mason String is made by high strength nylon yarn. Nylon fiber at this nylon string create a mid-stretch line that can hold loads of up to 160 pounds

DURABILITY - This nylon twine rope is tight and durable to hold up as trot line. We take this nylon string to a higher level by stabilizing it with a special heat treatment . This heat treatment insures the highest level of twist consistency, with minimum amount of raveling, untwisting and kinking.

Multiple Applications - #15 Tiwsted Mason Line String besides for masonry job, it also great for gardening, crafts, home shop projects, hobbies, boating, fishing, construction, and hunting. Strong durable, long lasting, UV resistant, rot resistant

BRAIDED MASON LINE - Nylon mason line is a heavy duty mid-stretch twine that is perfect for a wide range of indoor and outdoor activities, including fishing, boating, masonry, crafting, gardening, marking, and DIY projects. It has excellent abrasion resistance and does not unravel.

SYNTHETIC RESISTANCE - Synthetic nylon fibers provide a durable, long-lasting twine that is naturally resistant to moisture, chemicals, oils, rot, and weather conditions.

LIGHTWEIGHT STRENGTH - Nylon fibers are braided to create a mid-stretch line that can hold loads of up to 160 pounds. It handles high-stress application without sag or distortion.

Strong string - This thick string is made of high quality nylon, which is stronger than polypropylene twine. The braided design allows this marking rope to hold up through the harshest conditions!

Braided, not twisted - Braided nylon mason line is superior to nylon twisted cord because twisted nylon twine will unravel after being cut. Braided mason line won't fray or unravel when tying knots.

Easy to use - Ideal for use with string line level or for any commercial twine heavy duty outdoor projects. Use as plumb line, or with surveyors plumb bob with string, or with a masonry line holder.

SUPERIOR MATERIAL - Made by high strength virgin nylon yarn. The fluorescent dye that we use on this twine has excellent visibility and is ideal in any application where high visibility is desirable, Won't be fade. We offer fluorescent orange, fluorescent yellow, and Fluorescence pink mason line.

DURABILITY - Braided mason's line has excellent durability, Holds up to trowel strikes, Without knot & kinking Down the stretch its durability made it easy to use. The string line is tight, consistent braiding will make a quality, easy-to-use line. Remember, the tighter the braid, the stronger the line.

QUALITY - Mason Line String with an approximate tensile strength of 168 pounds, Nylon fibers are braided to create a mid-stretch line that can hold loads of up to 160 pounds. Choose between pre-cut lengths of 250 feet, 500 feet, or 1000 feet, Reloads with any 4" to 6" roll of Line onto handle reel.

Stringliner 25006 Twisted Fluorescent Orange Reloadable Line Reel 135' is a reloadable.

Stringliner Pro construction line reel.

Convenient and easy to use and reel is made of durable polyethylene.

Bright fluorescent yellow

165 lb. breaking strength

#18 nylon useful for masonry, construction, landscaping layout

100% Nylon

SUPERIOR MATERIAL - Made by high strength virgin nylon yarn. The fluorescent dye that we use on this twine has excellent visibility and is ideal in any application where high visibility is desirable, Won't be fade. We offer fluorescent orange, fluorescent yellow, and Fluorescence pink mason line.

DURABILITY - Braided mason's line has excellent durability, Holds up to trowel strikes, Without knot & kinking Down the stretch its durability made it easy to use. The string line is tight, consistent braiding will make a quality, easy-to-use line. Remember, the tighter the braid, the stronger the line.

Reloadable Line Reel

With precision line level

Durable polyethylene reel

35% stronger than regular mason's line - 216 lb. test

Bonded for better knot holding

High Visibility Color

The largest selection of tools manufactured to the highest quality standards

Will not rot or mildew

Always wear safety goggles when working with mason line and line holders

The largest selection of tools manufactured to the highest quality standards

Leader in professional contruction tools

Innovative, durable

Use as a refill

Compatible with Stringliner Pro reloadable reels

Braided nylon construction line

SUPERIOR MATERIAL - HONGDA #18 Twisted Nylon Mason String is made by high strength nylon yarn. Nylon fiber at this nylon string create a mid-stretch line that can hold loads of up to 160 pounds

DURABILITY - This nylon twine rope is tight and durable to hold up as trot line. We take this nylon string to a higher level by stabilizing it with a special heat treatment . This heat treatment insures the highest level of twist consistency, with minimum amount of raveling, untwisting and kinking.

QUALITY - Mason Line String with an approximate tensile strength of 168 pounds, Nylon fibers are braided to create a mid-stretch line that can hold loads of up to 160 pounds. Choose between pre-cut lengths of 250 FT, 270 FT, 500 FT, 540 FT, 1000 FT, 1080 FT Reloads with any 4" to 6" roll of Line onto handle reel.

Reloadable reel accommodates twines on 1" cores, 4" to 6" long.

Uses: Masonry, construction, gardening, bundling, tying packages, crafts, households uses

Easy wind hand crank

SUPERIOR MATERIAL - HONGDA #18 Twisted Nylon Mason String is made by high strength nylon yarn. Nylon fiber at this nylon string create a mid-stretch line that can hold loads of up to 160 pounds

DURABILITY - This nylon twine rope is tight and durable to hold up as trot line. We take this nylon string to a higher level by stabilizing it with a special heat treatment . This heat treatment insures the highest level of twist consistency, with minimum amount of raveling, untwisting and kinking.

QUALITY - Mason Line String with an approximate tensile strength of 168 pounds, Nylon fibers are braided to create a mid-stretch line that can hold loads of up to 160 pounds. Choose between pre-cut lengths of 250 FT, 270 FT, 500 FT, 540 FT, 1000 FT, 1080 FT Reloads with any 4" to 6" roll of Line onto handle reel.

SUPERIOR MATERIAL - HONGDA #18 Twisted Nylon Mason String is made by high strength nylon yarn. Nylon fiber at this nylon string create a mid-stretch line that can hold loads of up to 160 pounds

DURABILITY - This nylon twine rope is tight and durable to hold up as trot line. We take this nylon string to a higher level by stabilizing it with a special heat treatment . This heat treatment insures the highest level of twist consistency, with minimum amount of raveling, untwisting and kinking.

QUALITY - Mason Line String with an approximate tensile strength of 168 pounds, Nylon fibers are braided to create a mid-stretch line that can hold loads of up to 160 pounds. Choose between pre-cut lengths of 250 FT, 270 FT, 500 FT, 540 FT, 1000 FT, 1080 FT Reloads with any 4" to 6" roll of Line onto handle reel.

Quality Craftsmanship And American Made

Strong string - This thick string is made of high quality nylon, which is stronger than polypropylene twine. The braided design allows this marking rope to hold up through the harshest conditions!

Braided, not twisted - Braided nylon mason line is superior to nylon twisted cord because twisted nylon twine will unravel after being cut. Braided mason line won't fray or unravel when tying knots.

Easy to use - Ideal for use with string line level or for any commercial twine heavy duty outdoor projects. Use as plumb line, or with surveyors plumb bob with string, or with a masonry line holder.

Strong string - This thick string is made of high quality nylon, which is stronger than polypropylene twine. The braided design allows this marking rope to hold up through the harshest conditions!

Braided, not twisted - Braided nylon mason line is superior to nylon twisted cord because twisted nylon twine will unravel after being cut. Braided mason line won't fray or unravel when tying knots.

Easy to use - Ideal for use with string line level or for any commercial twine heavy duty outdoor projects. Use as plumb line, or with surveyors plumb bob with string, or with a masonry line holder.

Premium Material - Made of high-strength virgin nylon yarn, stronger than polypropylene thread, reliable and flexible, resistant to moisture, oil, corrosion, and weather conditions, providing you with long-lasting service time.

Durability - Braided mason's line has excellent durability, can withstand the hit of a trowel, will not tangle and kink stretch, and its durability makes it easy to use. The tight, consistent weave of the string will make for a premium, easy-to-use cord. Remember, the tighter the braid, the stronger the strands.

Nice Visibility -The fluorescent dyes we use on this twine offer excellent visibility and are ideal for any application that requires high visibility, won't fade easily and will quickly grab attention.

Lehigh Group GNT1812RL 425' Gold Twisted Mason Line On Reloadable Reel

For use in masonry, construction, gardening, bundling, tying packages, crafts, and household uses

This Product is manufactured in China

Country Of Origin: United States

Model Number: BC490

Item Package Dimension: 9.0" L x 6.0" W x 0.375" H

Quality Nylon Material: the mason line string is made of strong nylon yarn, reliable and flexible, resistant to moisture, oil, corrosion and weather conditions, providing you long lasting serving time

Nice Visibility: the fluorescent dyes applied in the construction string have nice visibility and are ideal for any application where high visibility is required, will not fade easily, and will attract people's attention quickly

Flexible and Strong: the braided nylon string has higher tensile strength and longer service life than other twines like cotton, good abrasion resistance and does not unravel, can handle high stress application with no sag or deformation

Stringliner 24406 Twisted Fluorescent Orange Reloadable Line Reel 540' is a reloadable.

Stringliner Pro Level Wiz construction line reel with precision line level.

The line level is attached to the reel for convenience.

Equipped with wearresistant and skid pad, it can stably clamp the brick.

It is a utility for builders and bricklayers, providing a faster and easier way to use brick lines.

By fixing the spring firmly on the brick, it provides a fast, simple and practical method for the bricklayer, which enables the bricklayer to operate the accurate brick line and allow other selected work.

Package Dimensions: 7.874 cm (L) X 15.24 cm (W) X 7.62 cm (H)

Package Type: Tools

Package Quantity: 1

【Strong Practicality】Practical, the high quality of this leveling tool can maintain its high performance for a long time.

【Sophisticated Craftsmanship】Through the precise craftsmanship of many experts, this hand tool has strict performance requirements.

【High Efficiency】There is a spring clamp in the brick liner to hold the tiles firmly, which provides a quick way for bricklayers to run precise tile lines.