Header imageFREE Delivery Header imageNo MINIMUM SpendHeader imageSpend DISCOUNTS

Toggle Nav
Cart 0

SPEND DISCOUNT Up to $99 = 5%, between $100 and $249 =10% and over $250 = 15%

Products

Technical Resources
Menu
Account

Shear Security Nut

Shear Security Nut

Bolt and Nut Australia carry the largest range of Shear Nuts (also known as Security breakaway nuts, snap off nuts, permacone nuts) in stock, delivered freight free from our Brisbane warehouse with no minimum spend or order quantity. Shear nuts have a hexagon part which shears off at a predetermined torque. Premium 1-way permanent security solution ideal where maintenance is not required. Designed to prevent unauthorised tampering or removal of equipment or facilities, Shear nuts are typically used in public areas (schools, hospitals etc) and within the fencing industry. Can also be used anywhere where a permanent fixing is needed. We carry Stainless steel A2-70 G304 and Mild steel galvanised shear nuts in M6, M8, M10, M12 and M16 in metric coarse threads. Technical specifications, printable datasheets and product cad drawings are available online for this product.

Filter by :
Clear All
View as Grid List

Items 41-80 of 117

Set Descending Direction
Page
per page

Use Filter By to help narrow your search. Search by category, size, thread type, material / finish, spanner size and class / grade etc. Using the filters can give you results that match your criteria, reducing the need to scroll through pages of unrelated items.

Filter by :
Selected Filters
  1. Category
    Barrel Nut
  2. Category
    Lock Nut Thin
Clear All
Filter By
Category
System of Measurement
  1. Metric 72 items
  2. Imperial 45 items
Size
  1. M3 (3mm) 3 items
  2. M4 (4mm) 3 items
  3. M5 (5mm) 5 items
  4. M6 (6mm) 10 items
  5. M8 (8mm) 10 items
  6. M10 (10mm) 10 items
  7. M12 (12mm) 6 items
  8. M14 (14mm) 2 items
  9. M16 (16mm) 5 items
  10. M18 (18mm) 1 item
  11. M20 (20mm) 5 items
  12. M22 (22mm) 1 item
  13. M24 (24mm) 4 items
  14. M30 (30mm) 2 items
  15. M36 (36mm) 2 items
  16. M42 (42mm) 1 item
  17. M48 (48mm) 1 item
  18. M56 (56mm) 1 item
  19. #0-80 1 item
  20. #1-72 1 item
  21. #2-56 1 item
  22. #2-64 1 item
  23. #3-48 1 item
  24. #3-56 1 item
  25. #4-40 1 item
  26. #4-48 1 item
  27. #5-40 1 item
  28. #5-44 1 item
  29. #6-32 2 items
  30. #6-40 1 item
  31. #8-32 2 items
  32. #8-36 1 item
  33. #10-24 (3/16") 2 items
  34. #10-32 (3/16") 2 items
  35. #12-24 1 item
  36. 1/4" 3 items
  37. 5/16" 3 items
  38. 3/8" 3 items
  39. 7/16" 1 item
  40. 1/2" 3 items
  41. 5/8" 3 items
  42. 3/4" 3 items
  43. 7/8" 2 items
  44. 1" 3 items
Size & Thread Pitch
  1. M3 x 0.50p Coarse 3 items
  2. M4 x 0.70p Coarse 3 items
  3. M5 x 0.80p Coarse 5 items
  4. M6 x 1.00p Coarse 10 items
  5. M8 x 1.00p Fine 1 item
  6. M8 x 1.25p Coarse 9 items
  7. M10 x 1.00p Extra Fine 1 item
  8. M10 x 1.25p Fine 1 item
  9. M10 x 1.50p Coarse 8 items
  10. M12 x 1.25p Extra Fine 1 item
  11. M12 x 1.50p Fine 1 item
  12. M12 x 1.75p Coarse 4 items
  13. M14 x 1.50p Fine 1 item
  14. M14 x 2.00p Coarse 1 item
  15. M16 x 1.50p Fine 1 item
  16. M16 x 2.00p Coarse 4 items
  17. M18 x 1.50p Fine 1 item
  18. M20 x 1.50p Fine 1 item
  19. M20 x 2.50p Coarse 4 items
  20. M22 x 2.50p Coarse 1 item
  21. M24 x 3.00p Coarse 4 items
  22. M30 x 3.50p Coarse 2 items
  23. M36 x 4.00p Coarse 2 items
  24. M42 x 4.50p Coarse 1 item
  25. M48 x 5.00p Coarse 1 item
  26. M56 x 5.50p Coarse 1 item
  27. #0-80 TPI UNF 1 item
  28. #1-72 TPI UNF 1 item
  29. #2-56 TPI UNC 1 item
  30. #2-64 TPI UNF 1 item
  31. #3-48 TPI UNC 1 item
  32. #3-56 TPI UNF 1 item
  33. #4-40 TPI UNC 1 item
  34. #4-48 TPI UNF 1 item
  35. #5-40 TPI UNC 1 item
  36. #5-44 TPI UNF 1 item
  37. #6-32 TPI UNC 2 items
  38. #6-40 TPI UNF 1 item
  39. #8-32 TPI UNC 2 items
  40. #8-36 TPI UNF 1 item
  41. #10-24 (3/16") x 24 TPI UNC 2 items
  42. #10-32 (3/16") x 32 TPI UNF 2 items
  43. #12-24 TPI UNC 1 item
  44. 1/4" x 20 TPI UNC 2 items
  45. 1/4" x 28 TPI UNF 1 item
  46. 5/16" x 18 TPI UNC 2 items
  47. 5/16" x 24 TPI UNF 1 item
  48. 3/8" x 16 TPI UNC 2 items
  49. 3/8" x 24 TPI UNF 1 item
  50. 7/16" x 14 TPI UNC 1 item
  51. 1/2" x 13 TPI UNC 2 items
  52. 1/2" x 20 TPI UNF 1 item
  53. 5/8" x 11 TPI UNC 2 items
  54. 5/8" x 18 TPI UNF 1 item
  55. 3/4" x 10 TPI UNC 2 items
  56. 3/4" x 16 TPI UNF 1 item
  57. 7/8" x 9 TPI UNC 2 items
  58. 1" x 8 TPI UNC 2 items
  59. 1" x 12 TPI UNF 1 item
Material / Finish
  1. Galvanised 11 items
  2. Nickel Plated 3 items
  3. Stainless Steel 95 items
  4. Zinc Silver Plated 8 items
Class / Grade
  1. A2-35 G304 45 items
  2. A2-70 G304 7 items
  3. A4-40 G316 31 items
  4. A4-70 G316 12 items
  5. Low Tensile Class 4.6 3 items
  6. High Tensile Class 8 19 items
Corrosion Protection Level
  1. Ultimate 42 items
  2. Excellent 63 items
  3. Very Good 3 items
  4. Moderate 8 items
Head Type
  1. Button Head 6 items
  2. Countersunk Head 10 items
  3. Flat Head 4 items
Overall Nut Height Range Guide
  1. 1.05 - 1.30mm 2 items
  2. 1.35 - 1.75mm 6 items
  3. 1.95 - 2.45mm 4 items
  4. 2.40 - 2.90mm 8 items
  5. 2.90 - 3.20mm 10 items
  6. 3.56 - 4.24mm 9 items
  7. 4.57 - 5.00mm 9 items
  8. 5.33 - 6.00mm 9 items
  9. 6.14 - 6.50mm 1 item
  10. 6.42 - 7.00mm 2 items
  11. 7.30 - 9.10mm 10 items
  12. 9.10 - 10.00mm 6 items
  13. 9.27 - 10.00mm 2 items
  14. 10.10 - 13.00mm 9 items
  15. 11.80 - 12.20mm 1 item
  16. 13.20 - 15.00mm 5 items
  17. 14.50 - 15.30mm 3 items
  18. 15.50 - 16.50mm 1 item
  19. 16.90 - 18.00mm 2 items
  20. 17.50 - 18.30mm 2 items
  21. 19.50 - 20.50mm 3 items
  22. 19.80 - 22.50mm 1 item
  23. 21.50 - 22.50mm 1 item
  24. 22.50 - 23.50mm 1 item
  25. 22.50 - 26.00mm 1 item
  26. 24.50 - 25.50mm 1 item
  27. 26.50 - 27.50mm 1 item
  28. 27.40 - 31.00mm 1 item
  29. 28.00 - 29.00mm 1 item
  30. 28.50 - 29-50mm 1 item
  31. 29.50 - 30.50mm 2 items
  32. 34.50 - 35.50mm 1 item
  33. 35.50 - 36.50mm 1 item
Spanner Size
  1. 5/32" 2 items
  2. 3/16" 4 items
  3. 5.5mm 2 items
  4. 1/4" 2 items
  5. 7mm 2 items
  6. 5/16" 5 items
  7. 8mm 3 items
  8. 11/32" 3 items
  9. 3/8" 4 items
  10. 10mm 3 items
  11. 7/16" 4 items
  12. 1/2" 3 items
  13. 13mm 5 items
  14. 9/16" 3 items
  15. 16mm 2 items
  16. 17mm 4 items
  17. 11/16" 1 item
  18. 18mm 2 items
  19. 19mm 4 items
  20. 3/4" 3 items
  21. 22mm 2 items
  22. 15/16" 3 items
  23. 24mm 5 items
  24. 27mm 1 item
  25. 1-1/8" 3 items
  26. 30mm 5 items
  27. 32mm 1 item
  28. 1-5/16" 2 items
  29. 36mm 4 items
  30. 1-1/2" 3 items
  31. 46mm 2 items
  32. 55mm 2 items
  33. 65mm 1 item
  34. 75mm 1 item
  35. 85mm 1 item
Drive Type
  1. Internal Hex 4 items
  2. Phillips 5 items
  3. Post (Pin) Torx 11 items
Drive Size
  1. 4mm 3 items
  2. 5mm 1 item
  3. PH2 1 item
  4. PH3 3 items
  5. PH4 1 item
  6. T20 1 item
  7. T25 1 item
  8. T30 3 items
  9. T40 5 items
  10. T45 1 item
  • card
  • card
  • eWAY Payment Gateway

YOU'RE ON A SECURE SITE

Copyright © 2026 Bolt & Nut Australia Pty LTD, ABN 45 159 328 604

Magento Website built By dZine-Hub

scroll icon