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Solid Connections Start Here – Buy Industrial Nuts Online at The Tools Man

For secure fastening that holds under pressure, explore our collection to Buy Industrial Nuts Online from The Tools Man. Our inventory includes high-strength Threaded & Hex Fasteners designed for mechanical integrity across industrial, automotive, and construction use.

Built to Withstand the Toughest Conditions

  • Hex nuts, lock nuts, and wing nuts for diverse applications
  • Stainless steel, zinc-plated, and alloy materials for corrosion resistance
  • Metric and imperial thread sizes
  • Heavy-duty construction to withstand vibration, torque, and load stress
  • Precision machining for secure threading

From small repairs to large builds, these fasteners offer uncompromising grip.

Use Cases Across Every Industry

  • Machinery assembly and repairs
  • Steel frame fabrication and bolting
  • HVAC and plumbing installations
  • Automotive and heavy vehicle repairs

Whatever your need, we have a nut for every bolt.

Why Choose The Tools Man?

  • A vast inventory of industry-standard fasteners
  • Durable materials that resist stripping and wear
  • Competitive pricing on bulk orders
  • Precise specifications to match every job
  • Dependable shipping and customer service

Our fasteners are trusted by professionals who can’t afford failure.

Lock It In

Get reliable fastening that lasts. Our industrial nuts are the backbone of strong, safe builds.

Secure your structure – Buy Industrial Nuts Online at The Tools Man and find the perfect Threaded & Hex Fasteners built for durability.

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  • Coupling Nut, M16-2.00, 18-8 Stainless Steel, Not Graded, NL-19, 48 mm Lg, 24 mm Hex Wd
    SKU G8040938
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size M16 x 2.00, Thread Style Fully Threaded, Hex Width 24 mm, Overall Length 48 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack

    graingerSKU: 53ME88, mscSKU: , zoro_no: G8040938, mongo_id: 65bbe7fe22d7a989a98d07c2

    $28.06 / each
    Web price
    Coupling Nut, M16-2.00, 18-8 Stainless Steel, Not Graded, NL-19, 48 mm Lg, 24 mm Hex Wd
    SKU G8040938
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size M16 x 2.00, Thread Style Fully Threaded, Hex Width 24 mm, Overall Length 48 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack

    graingerSKU: 53ME88, mscSKU: , zoro_no: G8040938, mongo_id: 65bbe7fe22d7a989a98d07c2

  • Coupling Nut, M12 x 1.75, Stainless Steel, Not Graded, NL-19, 36 mm Lg, 19 mm Hex Wd
    SKU G8040929
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size M12 x 1.75, Thread Style Fully Threaded, Hex Width 19 mm, Overall Length 36 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53ME87, mscSKU: , zoro_no: G8040929, mongo_id: 65bbe7b19a749db82274fe7b

    $73.56 / each
    Web price
    Coupling Nut, M12 x 1.75, Stainless Steel, Not Graded, NL-19, 36 mm Lg, 19 mm Hex Wd
    SKU G8040929
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size M12 x 1.75, Thread Style Fully Threaded, Hex Width 19 mm, Overall Length 36 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53ME87, mscSKU: , zoro_no: G8040929, mongo_id: 65bbe7b19a749db82274fe7b

  • Coupling Nut, M10-1.50, 18-8 Stainless Steel, Not Graded, NL-19, 29 mm Lg, 17 mm Hex Wd, 10 PK
    SKU G8041139
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size M10 x 1.50, Thread Style Fully Threaded, Hex Width 17 mm, Overall Length 30 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME86, mscSKU: , zoro_no: G8041139, mongo_id: 65bbe85f9a749db822789444

    $52.49 / each
    Web price
    Coupling Nut, M10-1.50, 18-8 Stainless Steel, Not Graded, NL-19, 29 mm Lg, 17 mm Hex Wd, 10 PK
    SKU G8041139
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size M10 x 1.50, Thread Style Fully Threaded, Hex Width 17 mm, Overall Length 30 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME86, mscSKU: , zoro_no: G8041139, mongo_id: 65bbe85f9a749db822789444

  • Coupling Nut, #8-32, 18-8 Stainless Steel, Not Graded, NL-19, 1/2 in Lg, 5/16 in Hex Wd, 10 PK
    SKU G7824008
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #8-32, Thread Style Fully Threaded, Hex Width 5/16 in, Overall Length 1/2 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME91, mscSKU: , zoro_no: G7824008, mongo_id: 65bbe82b22d7a989a98dee49

    $41.24 / each
    Web price
    Coupling Nut, #8-32, 18-8 Stainless Steel, Not Graded, NL-19, 1/2 in Lg, 5/16 in Hex Wd, 10 PK
    SKU G7824008
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #8-32, Thread Style Fully Threaded, Hex Width 5/16 in, Overall Length 1/2 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME91, mscSKU: , zoro_no: G7824008, mongo_id: 65bbe82b22d7a989a98dee49

  • Coupling Nut, 7/16"-14, 18-8 Stainless Steel, Not Graded, NL-19, 1-1/4 in Lg, 9/16 in Hex Wd, 5 PK
    SKU G8040956
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size 7/16 In.-14, Thread Style Fully Threaded, Hex Width 9/16 in, Overall Length 1 1/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53ME95, mscSKU: , zoro_no: G8040956, mongo_id: 65bbe7443aaddbd5a90847f7

    $44.74 / each
    Web price
    Coupling Nut, 7/16"-14, 18-8 Stainless Steel, Not Graded, NL-19, 1-1/4 in Lg, 9/16 in Hex Wd, 5 PK
    SKU G8040956
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size 7/16 In.-14, Thread Style Fully Threaded, Hex Width 9/16 in, Overall Length 1 1/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53ME95, mscSKU: , zoro_no: G8040956, mongo_id: 65bbe7443aaddbd5a90847f7

  • Coupling Nut, #6-32, 18-8 Stainless Steel, Not Graded, NL-19, 1/2 in Lg, 5/16 in Hex Wd, 10 PK
    SKU G7824315
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #6-32, Thread Style Fully Threaded, Hex Width 5/16 in, Overall Length 1/2 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME90, mscSKU: , zoro_no: G7824315, mongo_id: 65bbe91622d7a989a9934cef

    $38.31 / each
    Web price
    Coupling Nut, #6-32, 18-8 Stainless Steel, Not Graded, NL-19, 1/2 in Lg, 5/16 in Hex Wd, 10 PK
    SKU G7824315
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #6-32, Thread Style Fully Threaded, Hex Width 5/16 in, Overall Length 1/2 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME90, mscSKU: , zoro_no: G7824315, mongo_id: 65bbe91622d7a989a9934cef

  • Coupling Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, NL-19, 1-3/4 in Lg, 7/8 in Hex Wd, 2 PK
    SKU G8041035
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size 5/8 In.-11, Thread Style Fully Threaded, Hex Width 7/8 in, Overall Length 1 3/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 2

    graingerSKU: 53ME97, mscSKU: , zoro_no: G8041035, mongo_id: 65bbe7b73aaddbd5a90af954

    $39.94 / each
    Web price
    Coupling Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, NL-19, 1-3/4 in Lg, 7/8 in Hex Wd, 2 PK
    SKU G8041035
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size 5/8 In.-11, Thread Style Fully Threaded, Hex Width 7/8 in, Overall Length 1 3/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 2

    graingerSKU: 53ME97, mscSKU: , zoro_no: G8041035, mongo_id: 65bbe7b73aaddbd5a90af954

  • Coupling Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, NL-19, 1-1/4 in Lg, 5/8 in Hex Wd, 5 PK
    SKU G8041008
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size 1/2 In.-13, Thread Style Fully Threaded, Hex Width 5/8 in, Overall Length 1 1/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53ME96, mscSKU: , zoro_no: G8041008, mongo_id: 65bbea5222d7a989a99a7b24

    $39.36 / each
    Web price
    Coupling Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, NL-19, 1-1/4 in Lg, 5/8 in Hex Wd, 5 PK
    SKU G8041008
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size 1/2 In.-13, Thread Style Fully Threaded, Hex Width 5/8 in, Overall Length 1 1/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53ME96, mscSKU: , zoro_no: G8041008, mongo_id: 65bbea5222d7a989a99a7b24

  • Coupling Nut, #10-32, 18-8 Stainless Steel, Not Graded, NL-19, 3/4 in Lg, 3/8 in Hex Wd, 10 PK
    SKU G7826379
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #10-32, Thread Style Fully Threaded, Hex Width 3/8 in, Overall Length 3/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME92, mscSKU: , zoro_no: G7826379, mongo_id: 65bbe7da9a749db82275e3cb

    $40.61 / each
    Web price
    Coupling Nut, #10-32, 18-8 Stainless Steel, Not Graded, NL-19, 3/4 in Lg, 3/8 in Hex Wd, 10 PK
    SKU G7826379
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #10-32, Thread Style Fully Threaded, Hex Width 3/8 in, Overall Length 3/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME92, mscSKU: , zoro_no: G7826379, mongo_id: 65bbe7da9a749db82275e3cb

  • Coupling Nut, #10-24, 18-8 Stainless Steel, Not Graded, NL-19, 3/4 in Lg, 3/8 in Hex Wd, 10 PK
    SKU G7826616
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #10-24, Thread Style Fully Threaded, Hex Width 3/8 in, Overall Length 3/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME93, mscSKU: , zoro_no: G7826616, mongo_id: 65bbe6b83aaddbd5a904b29e

    $38.11 / each
    Web price
    Coupling Nut, #10-24, 18-8 Stainless Steel, Not Graded, NL-19, 3/4 in Lg, 3/8 in Hex Wd, 10 PK
    SKU G7826616
    Categories Nut
    Description Coupling Nut, Material Grade/Class 18-8, Material Stainless Steel, Finish NL-19, Thread Size #10-24, Thread Style Fully Threaded, Hex Width 3/8 in, Overall Length 3/4 in, Dimensional Standards ASME 18.16.6, System of Measurement Inch, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53ME93, mscSKU: , zoro_no: G7826616, mongo_id: 65bbe6b83aaddbd5a904b29e

  • Coupling Nut, M8-1.25, 316 Stainless Steel, Not Graded, NL-19, 24 mm Lg, 13 mm Hex Wd, 10 PK
    SKU G7826485
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M8 x 1.25, Thread Style Fully Threaded, Hex Width 13 mm, Overall Length 24 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53MF04, mscSKU: , zoro_no: G7826485, mongo_id: 65bbe6b83aaddbd5a904b29d

    $50.61 / each
    Web price
    Coupling Nut, M8-1.25, 316 Stainless Steel, Not Graded, NL-19, 24 mm Lg, 13 mm Hex Wd, 10 PK
    SKU G7826485
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M8 x 1.25, Thread Style Fully Threaded, Hex Width 13 mm, Overall Length 24 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53MF04, mscSKU: , zoro_no: G7826485, mongo_id: 65bbe6b83aaddbd5a904b29d

  • Coupling Nut, M5-0.80, 316 Stainless Steel, Not Graded, NL-19, 15 mm Lg, 8 mm Hex Wd, 10 PK
    SKU G7826677
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M5-0.80, Thread Style Fully Threaded, Hex Width 8 mm, Overall Length 15 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53MF02, mscSKU: , zoro_no: G7826677, mongo_id: 65bbe93c22d7a989a9943351

    $34.19 / each
    Web price
    Coupling Nut, M5-0.80, 316 Stainless Steel, Not Graded, NL-19, 15 mm Lg, 8 mm Hex Wd, 10 PK
    SKU G7826677
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M5-0.80, Thread Style Fully Threaded, Hex Width 8 mm, Overall Length 15 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 10

    graingerSKU: 53MF02, mscSKU: , zoro_no: G7826677, mongo_id: 65bbe93c22d7a989a9943351

  • Coupling Nut, M20-2.50, 316 Stainless Steel, Not Graded, NL-19, 60 mm Lg, 30 mm Hex Wd
    SKU G7826668
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M20 x 2.50, Thread Style Fully Threaded, Hex Width 30 mm, Overall Length 60 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack

    graingerSKU: , mscSKU: , zoro_no: G7826668, mongo_id: 65bbe62f3aaddbd5a9011e9e

    $61.94 / each
    Web price
    Coupling Nut, M20-2.50, 316 Stainless Steel, Not Graded, NL-19, 60 mm Lg, 30 mm Hex Wd
    SKU G7826668
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M20 x 2.50, Thread Style Fully Threaded, Hex Width 30 mm, Overall Length 60 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack

    graingerSKU: , mscSKU: , zoro_no: G7826668, mongo_id: 65bbe62f3aaddbd5a9011e9e

  • Coupling Nut, M16-2.00, 316 Stainless Steel, Not Graded, NL-19, 48 mm Lg, 24 mm Hex Wd
    SKU G7826640
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M16 x 2.00, Thread Style Fully Threaded, Hex Width 24 mm, Overall Length 48 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack

    graingerSKU: 53MF07, mscSKU: , zoro_no: G7826640, mongo_id: 65bbe8f722d7a989a992690a

    $33.19 / each
    Web price
    Coupling Nut, M16-2.00, 316 Stainless Steel, Not Graded, NL-19, 48 mm Lg, 24 mm Hex Wd
    SKU G7826640
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M16 x 2.00, Thread Style Fully Threaded, Hex Width 24 mm, Overall Length 48 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack

    graingerSKU: 53MF07, mscSKU: , zoro_no: G7826640, mongo_id: 65bbe8f722d7a989a992690a

  • Coupling Nut, M12-1.75, 316 Stainless Steel, Not Graded, NL-19, 36 mm Lg, 19 mm Hex Wd, 5 PK
    SKU G7826631
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M12 x 1.75, Thread Style Fully Threaded, Hex Width 19 mm, Overall Length 36 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53MF06, mscSKU: , zoro_no: G7826631, mongo_id: 65bbe5a53aaddbd5a9fd861a

    $56.24 / each
    Web price
    Coupling Nut, M12-1.75, 316 Stainless Steel, Not Graded, NL-19, 36 mm Lg, 19 mm Hex Wd, 5 PK
    SKU G7826631
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M12 x 1.75, Thread Style Fully Threaded, Hex Width 19 mm, Overall Length 36 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53MF06, mscSKU: , zoro_no: G7826631, mongo_id: 65bbe5a53aaddbd5a9fd861a

  • Coupling Nut, M10 x 1.50, Stainless Steel, Not Graded, NL-19, 30 mm Lg, 17 mm Hex Wd
    SKU G7826598
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M10 x 1.50, Thread Style Fully Threaded, Hex Width 17 mm, Overall Length 30 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53MF05, mscSKU: , zoro_no: G7826598, mongo_id: 65bbe5c73aaddbd5a9fe6ae9

    $43.19 / each
    Web price
    Coupling Nut, M10 x 1.50, Stainless Steel, Not Graded, NL-19, 30 mm Lg, 17 mm Hex Wd
    SKU G7826598
    Categories Nut
    Description Coupling Nut, Material Grade/Class 316, Material Stainless Steel, Finish NL-19, Thread Size M10 x 1.50, Thread Style Fully Threaded, Hex Width 17 mm, Overall Length 30 mm, Dimensional Standards DIN 6334, System of Measurement Metric, Thread Direction Right Hand, Pack Size Small Pack, Package Quantity 5

    graingerSKU: 53MF05, mscSKU: , zoro_no: G7826598, mongo_id: 65bbe5c73aaddbd5a9fe6ae9