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Button Head Socket

Button Head Socket

Bolt and Nut Australia carry the largest range of Button head socket screws. Button head socket screws have a dome shaped head with a flat underside, a hex allen drive and are fully threaded. To determine the length measure from under the head. Button head socket screws are made from high tensile steel and are very popular because of their excellent tensile strength, hex allen key drive and low profile head shape. We have Stainless Steel A2-70 G304, Marine Grade Stainless Steel A4-70 G316 , Zinc Plated and Plain Black in Metric coarse, Metric fine, American Inch threads UNC (unified national coarse), UNF (unified national fine) and BSW (british standard whitworth). Technical specifications, printable datasheets and product cad drawings available online. Delivered freight free from our Brisbane warehouse with no minimum order qty or spend.

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    In stock

    M2 x 0.40p Metric Coarse Stainless A2-70 G304 Button Head Socket (1.27mm Key) Screws ISO 7380
    M2 x 0.40p Metric Coarse Stainless A2-70 G304 Button Head Socket (1.27mm Key) Screws ISO 7380
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  2. Free shipping

    In stock

    M2.5 x 0.45p Metric Coarse Stainless A2-70 G304 Button Head Socket (1.5mm Key) Screws ISO 7380
    M2.5 x 0.45p Metric Coarse Stainless A2-70 G304 Button Head Socket (1.5mm Key) Screws ISO 7380
    As low as each

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  3. Free shipping

    In stock

    M2.5 x 0.45p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (1.5mm Key) Screws ISO 7380
    M2.5 x 0.45p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (1.5mm Key) Screws ISO 7380
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  4. Free shipping

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    M3 x 0.50p Metric Coarse Stainless A2-70 G304 Button Head Socket (2mm Key) Screws ISO 7380
    M3 x 0.50p Metric Coarse Stainless A2-70 G304 Button Head Socket (2mm Key) Screws ISO 7380
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  5. Free shipping

    In stock

    M3 x 0.50p Metric Coarse Stainless A4-70 G316 Button Head Socket (2mm Key) Screws ISO 7380
    M3 x 0.50p Metric Coarse Stainless A4-70 G316 Button Head Socket (2mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  6. Free shipping

    In stock

    M3 x 0.50p Metric Coarse Zinc Class 12.9 Button Head Socket (2mm Key) Screws ISO 7380
    M3 x 0.50p Metric Coarse Zinc Class 12.9 Button Head Socket (2mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  7. Free shipping

    In stock

    M3 x 0.50p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (2mm Key) Screws ISO 7380
    M3 x 0.50p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (2mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  8. Free shipping

    In stock

    M4 x 0.70p Metric Coarse Stainless A2-70 G304 Button Head Socket (2.5mm Key) Screws ISO 7380
    M4 x 0.70p Metric Coarse Stainless A2-70 G304 Button Head Socket (2.5mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  9. Free shipping

    In stock

    M4 x 0.70p Metric Coarse Stainless A4-70 G316 Button Head Socket (2.5mm Key) Screws ISO 7380
    M4 x 0.70p Metric Coarse Stainless A4-70 G316 Button Head Socket (2.5mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  10. Free shipping

    In stock

    M4 x 0.70p Metric Coarse Zinc Class 12.9 Button Head Socket (2.5mm Key) Screws ISO 7380
    M4 x 0.70p Metric Coarse Zinc Class 12.9 Button Head Socket (2.5mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  11. Free shipping

    In stock

    M4 x 0.70p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (2.5mm Key) Screws ISO 7380
    M4 x 0.70p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (2.5mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  12. Free shipping

    In stock

    M4 x 0.70p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (2.5mm Key) Screws ISO 7380
    M4 x 0.70p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (2.5mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  13. Free shipping

    In stock

    M5 x 0.80p Metric Coarse Stainless A2-70 G304 Button Head Socket (3mm Key) Screws ISO 7380
    M5 x 0.80p Metric Coarse Stainless A2-70 G304 Button Head Socket (3mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  14. Free shipping

    In stock

    M5 x 0.80p Metric Coarse Stainless A4-70 G316 Button Head Socket (3mm Key) Screws ISO 7380
    M5 x 0.80p Metric Coarse Stainless A4-70 G316 Button Head Socket (3mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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    In stock

    M5 x 0.80p Metric Coarse Zinc Class 12.9 Button Head Socket (3mm Key) Screws ISO 7380
    M5 x 0.80p Metric Coarse Zinc Class 12.9 Button Head Socket (3mm Key) Screws ISO 7380
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    Length From Under The Head

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  16. Free shipping

    In stock

    M5 x 0.80p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (3mm Key) Screws ISO 7380
    M5 x 0.80p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (3mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  17. Free shipping

    In stock

    M5 x 0.80p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (3mm Key) Screws ISO 7380
    M5 x 0.80p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (3mm Key) Screws ISO 7380
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  18. Free shipping

    In stock

    M6 x 1.00p Metric Coarse Stainless A2-70 G304 Button Head Socket (4mm Key) Screws ISO 7380
    M6 x 1.00p Metric Coarse Stainless A2-70 G304 Button Head Socket (4mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  19. Free shipping

    In stock

    M6 x 1.00p Metric Coarse Stainless A4-70 G316 Button Head Socket (4mm Key) Screws ISO 7380
    M6 x 1.00p Metric Coarse Stainless A4-70 G316 Button Head Socket (4mm Key) Screws ISO 7380
    As low as each

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  20. Free shipping

    In stock

    M6 x 1.00p Metric Coarse Zinc Class 12.9 Button Head Socket (4mm Key) Screws ISO 7380
    M6 x 1.00p Metric Coarse Zinc Class 12.9 Button Head Socket (4mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  21. Free shipping

    In stock

    M6 x 1.00p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (4mm Key) Screws ISO 7380
    M6 x 1.00p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (4mm Key) Screws ISO 7380
    As low as each

    Length From Under The Head

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  22. Free shipping

    In stock

    M6 x 1.00p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (4mm Key) Screws ISO 7380
    M6 x 1.00p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (4mm Key) Screws ISO 7380
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  23. Free shipping

    In stock

    M8 x 1.25p Metric Coarse Stainless A2-70 G304 Button Head Socket (5mm Key) Screws ISO 7380
    M8 x 1.25p Metric Coarse Stainless A2-70 G304 Button Head Socket (5mm Key) Screws ISO 7380
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    In stock

    M8 x 1.25p Metric Coarse Stainless A4-70 G316 Button Head Socket (5mm Key) Screws ISO 7380
    M8 x 1.25p Metric Coarse Stainless A4-70 G316 Button Head Socket (5mm Key) Screws ISO 7380
    As low as each

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  25. Free shipping

    In stock

    M8 x 1.25p Metric Coarse Zinc Class 12.9 Button Head Socket (5mm Key) Screws ISO 7380
    M8 x 1.25p Metric Coarse Zinc Class 12.9 Button Head Socket (5mm Key) Screws ISO 7380
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  26. Free shipping

    In stock

    M8 x 1.25p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (5mm Key) Screws ISO 7380
    M8 x 1.25p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (5mm Key) Screws ISO 7380
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  27. Free shipping

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    M8 x 1.25p Metric Coarse Stainless A2-70 G304 Button Torx (T40) Machine Screws ISO 7380
    M8 x 1.25p Metric Coarse Stainless A2-70 G304 Button Torx (T40) Machine Screws ISO 7380
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    In stock

    M8 x 1.25p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (5mm Key) Screws ISO 7380
    M8 x 1.25p Metric Coarse Stainless A4-70 G316 Button Flange Head Head Socket (5mm Key) Screws ISO 7380
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  29. Free shipping

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    M10 x 1.50p Metric Coarse Stainless A2-70 G304 Button Head Socket (6mm Key) Screws ISO 7380
    M10 x 1.50p Metric Coarse Stainless A2-70 G304 Button Head Socket (6mm Key) Screws ISO 7380
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    In stock

    M10 x 1.50p Metric Coarse Stainless A4-70 G316 Button Head Socket (6mm Key) Screws ISO 7380
    M10 x 1.50p Metric Coarse Stainless A4-70 G316 Button Head Socket (6mm Key) Screws ISO 7380
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    M10 x 1.50p Metric Coarse Zinc Class 12.9 Button Head Socket (6mm Key) Screws ISO 7380
    M10 x 1.50p Metric Coarse Zinc Class 12.9 Button Head Socket (6mm Key) Screws ISO 7380
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  32. Free shipping

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    M10 x 1.50p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (6mm Key) Screws ISO 7380
    M10 x 1.50p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (6mm Key) Screws ISO 7380
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    M10 x 1.50p Metric Coarse Stainless A2-70 G304 Button Torx (T50) Machine Screws ISO 7380
    M10 x 1.50p Metric Coarse Stainless A2-70 G304 Button Torx (T50) Machine Screws ISO 7380
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    M12 x 1.75p Metric Coarse Stainless A2-70 G304 Button Head Socket (8mm Key) Screws ISO 7380
    M12 x 1.75p Metric Coarse Stainless A2-70 G304 Button Head Socket (8mm Key) Screws ISO 7380
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    M12 x 1.75p Metric Coarse Stainless A4-70 G316 Button Head Socket (8mm Key) Screws ISO 7380
    M12 x 1.75p Metric Coarse Stainless A4-70 G316 Button Head Socket (8mm Key) Screws ISO 7380
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    M12 x 1.75p Metric Coarse Zinc Class 12.9 Button Head Socket (8mm Key) Screws ISO 7380
    M12 x 1.75p Metric Coarse Zinc Class 12.9 Button Head Socket (8mm Key) Screws ISO 7380
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    M12 x 1.75p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (8mm Key) Screws ISO 7380
    M12 x 1.75p Metric Coarse Plain Black Uncoated Class 12.9 Button Head Socket (8mm Key) Screws ISO 7380
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Find the right socket Allen screws for your project at Bolt & Nut Australia. We stock a huge range online — cap head, button head, countersunk, grub set screws and shoulder bolts. Available in high-tensile black Class 12.9, stainless A2-70 G304 and A4-70 G316 marine. Order online for same-day Brisbane dispatch and free delivery Australia-wide.

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Category
System of Measurement
  1. Metric 39 items
  2. Imperial 36 items
Size
  1. M2 (2mm) 1 item
  2. M2.5 (2.5mm) 2 items
  3. M3 (3mm) 4 items
  4. M4 (4mm) 5 items
  5. M5 (5mm) 5 items
  6. M6 (6mm) 5 items
  7. M8 (8mm) 6 items
  8. M10 (10mm) 5 items
  9. M12 (12mm) 5 items
  10. M16 (16mm) 1 item
  11. #0-80 1 item
  12. #2-56 2 items
  13. #4-40 2 items
  14. #5-40 2 items
  15. #6-32 2 items
  16. #8-32 3 items
  17. #10-24 (3/16") 3 items
  18. #10-32 (3/16") 2 items
  19. 1/4" 5 items
  20. 5/16" 5 items
  21. 3/8" 5 items
  22. 1/2" 4 items
Size & Thread Pitch
  1. M2 x 0.40p Coarse 1 item
  2. M2.5 x 0.45p Coarse 2 items
  3. M3 x 0.50p Coarse 4 items
  4. M4 x 0.70p Coarse 5 items
  5. M5 x 0.80p Coarse 5 items
  6. M6 x 1.00p Coarse 5 items
  7. M8 x 1.25p Coarse 6 items
  8. M10 x 1.50p Coarse 5 items
  9. M12 x 1.75p Coarse 5 items
  10. M16 x 2.00p Coarse 1 item
  11. #0-80 TPI UNF 1 item
  12. #2-56 TPI UNC 2 items
  13. #4-40 TPI UNC 2 items
  14. #5-40 TPI UNC 2 items
  15. #6-32 TPI UNC 2 items
  16. #8-32 TPI UNC 3 items
  17. #10-24 (3/16") x 24 TPI UNC 3 items
  18. #10-32 (3/16") x 32 TPI UNF 2 items
  19. 1/4" x 20 TPI UNC 3 items
  20. 1/4" x 28 TPI UNF 2 items
  21. 5/16" x 18 TPI UNC 3 items
  22. 5/16" x 24 TPI UNF 2 items
  23. 3/8" x 16 TPI UNC 3 items
  24. 3/8" x 24 TPI UNF 2 items
  25. 1/2" x 13 TPI UNC 3 items
  26. 1/2" x 20 TPI UNF 1 item
Length
  1. 3mm 1 item
  2. 4mm 6 items
  3. 5mm 7 items
  4. 6mm 17 items
  5. 8mm 22 items
  6. 10mm 27 items
  7. 12mm 31 items
  8. 16mm 36 items
  9. 20mm 37 items
  10. 25mm 36 items
  11. 30mm 35 items
  12. 35mm 26 items
  13. 40mm 33 items
  14. 45mm 18 items
  15. 50mm 32 items
  16. 55mm 10 items
  17. 60mm 24 items
  18. 65mm 4 items
  19. 70mm 14 items
  20. 75mm 4 items
  21. 80mm 20 items
  22. 90mm 7 items
  23. 100mm 16 items
  24. 120mm 3 items
  25. 1/8" 3 items
  26. 3/16" 2 items
  27. 1/4" 16 items
  28. 5/16" 5 items
  29. 3/8" 21 items
  30. 1/2" 26 items
  31. 5/8" 24 items
  32. 3/4" 32 items
  33. 7/8" 5 items
  34. 1" 34 items
  35. 1-1/4" 23 items
  36. 1-1/2" 25 items
  37. 1-3/4" 1 item
  38. 2" 23 items
  39. 2-1/2" 12 items
  40. 3" 12 items
  41. 3-1/2" 3 items
  42. 4" 4 items
Material / Finish
  1. Plain Black Uncoated 23 items
  2. Stainless Steel 39 items
  3. Zinc Silver Plated 13 items
Class / Grade
  1. A2-70 G304 28 items
  2. A4-70 G316 11 items
  3. High Tensile Grade 10.9 21 items
  4. High Tensile Class 12.9 15 items
Corrosion Protection Level
  1. Ultimate 11 items
  2. Excellent 28 items
  3. Moderate 13 items
  4. Low 23 items
Head Diameter Range
  1. 2.65 - 2.90mm 1 item
  2. 3.20 - 3.50mm 1 item
  3. 3.90 - 4.20mm 2 items
  4. 4.10 - 4.60mm 2 items
  5. 5.10 - 5.70mm 6 items
  6. 5.75 - 6.05mm 2 items
  7. 6.35 - 6.70mm 2 items
  8. 7.24 - 7.93mm 7 items
  9. 8.82 - 9.50mm 10 items
  10. 10.07 - 10.50mm 4 items
  11. 10.65 - 11.10mm 5 items
  12. 11.20 - 11.80mm 1 item
  13. 12.90 - 13.60mm 1 item
  14. 13.39 - 14.00mm 10 items
  15. 15.20 - 16.70mm 5 items
  16. 16.90 - 17.80mm 1 item
  17. 17.00 - 18.00mm 5 items
  18. 20.48 - 21.00mm 5 items
  19. 21.60 - 22.30mm 4 items
  20. 27.00 - 28.50mm 1 item
Drive Type
  1. Internal Hex 72 items
  2. Torx 3 items
Drive Size
  1. 1.27mm 1 item
  2. 1.5mm 2 items
  3. 2mm 4 items
  4. 2.5mm 5 items
  5. 3mm 5 items
  6. 4mm 5 items
  7. 5mm 5 items
  8. 6mm 4 items
  9. 8mm 4 items
  10. 10mm 1 item
  11. 0.035" 1 item
  12. 0.050" 2 items
  13. 1/16" 2 items
  14. 5/64" 4 items
  15. 3/32" 3 items
  16. 1/8" 5 items
  17. 5/32" 5 items
  18. 3/16" 5 items
  19. 7/32" 5 items
  20. 5/16" 4 items
  21. T40 1 item
  22. T50 1 item
  23. T55 1 item
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