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Browse one of the largest selections of socket products in the UK. Franciskirk.com stocks both branded and unbranded socket products, including the world leaders Unbrako & Holo-krome. Socket head caps screws such as Unbrako are made to meet or exceed industry standards, these fasteners are classified as critical application fasteners.

Our range of socket head caps screws, socket set screws, Socket Countersunk, Socket Buttons and Socket Shoulders all come in a range of sizes, grades, brands and finishes. Regardless of whether you're looking for metric or imperial fasteners we've got you covered, we're also proud to offer non standard fasteners, just because its not listed on our website doesn't mean we cannot supply it, get in touch with our specialist fastener team today.

Tip: Use the left hand side filter to find your required socket product, you can filter by diameter, length, grade, brand, thread form and finish.  

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Items 1-10 of 120

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  1. 5/8-11 UNC X 12 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 12 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £8,682.20 Per 100
    5/8-11 UNC X 12 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  2. 5/8-11 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £7,207.14 Per 100
    5/8-11 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  3. 5/8-11 UNC X 8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £4,777.10 Per 100
    5/8-11 UNC X 8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  4. M12 X 120 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M12 X 120 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £167.30 Per 100
    M12 X 120 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  5. M12 X 30 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M12 X 30 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £42.10 Per 100
    M12 X 30 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  6. 5/8" x 8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    5/8" x 8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £1,598.40 Per 100
    5/8-11 UNC X 8 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  7. M12 X 140 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M12 X 140 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £170.24 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  8. M12 X 130 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M12 X 130 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £168.22 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  9. M12 X 120 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M12 X 120 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £154.74 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  10. M12 X 30 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M12 X 30 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £39.64 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
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Items 1-10 of 120

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  1. DIAMETER M12
  2. DIAMETER M27
  3. DIAMETER 6"
  4. DIAMETER 5/8"
  5. DIAMETER 5/64"
  6. LENGTH 2-1/4\"
  7. LENGTH 4 MM
  8. LENGTH 12 MM
  9. LENGTH 15 MM
  10. LENGTH 30 MM
  11. LENGTH 120 MM
  12. LENGTH 130 MM
  13. LENGTH 140 MM
  14. LENGTH 230 MM
  15. LENGTH 10"
  16. LENGTH 12"
  17. LENGTH 3/16"
  18. LENGTH 8"
  19. LENGTH 3/4"
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Category
  1. SOCKET CAP - DIN 912 69items
  2. SOCKET COUNTERSUNK - DIN 7991 14items
  3. SOCKET BUTTON - DIN 7380 12items
  4. SOCKET SET SCREWS - DIN 916 19items
  5. SOCKET SHOULDERS - ISO 7379 4items
ISO
  1. 4762 64items
  2. 10642 10items
  3. 7380 4items
  4. 4029 6items
  5. 4026 1item
  6. 4028 1item
DIN
  1. DIN 912 64items
  2. DIN 7991 14items
  3. DIN 610 4items
  4. DIN 916 17items
  5. DIN 7984 5items
  6. DIN 913 1item
  7. DIN 7380 12items
DIAMETER
  1. M1.4 4items
  2. M1.6 8items
  3. M2 26items
  4. M2.5 24items
  5. M3 69items
  6. M3.5 12items
  7. M4 97items
  8. M5 93items
  9. M6 126items
  10. M8 123items
  11. M10 117items
  12. M12 86items
  13. M14 22items
  14. M16 64items
  15. M18 13items
  16. M20 49items
  17. M22 10items
  18. M24 31items
  19. M36 8items
  20. M27 11items
  21. M30 16items
  22. 6mm (M5) 3items
  23. 8mm (M6) 3items
  24. 10mm (M8) 2items
  25. 12mm (M10) 2items
  26. 16mm (M12) 2items
  27. 24mm (M20) 2items
  28. 20mm (M16) 1item
  29. 1" 5items
  30. 2" 3items
  31. 4" 1item
  32. 6" 3items
  33. 1/2" 51items
  34. 5/8" 18items
  35. 3/8" 54items
  36. 7/8" 5items
  37. 9/16" 1item
  38. 1-1/8" 3items
  39. 1-1/2" 6items
  40. 1-3/8" 2items
  41. 1-1/4" 5items
  42. 3/16" 7items
  43. 1/4" 57items
  44. 7/16" 13items
  45. 1-3/4" 3items
  46. 3/4" 22items
  47. 5/16" 55items
  48. #0 5items
  49. #1 4items
  50. #2 7items
  51. #3 6items
  52. #4 20items
  53. #5 13items
  54. #6 24items
  55. #8 25items
  56. #10 37items
  57. #12 2items
  58. 3/32" 1item
  59. 1/8" 3items
  60. 5/64" 2items
  61. 7/32" 1item
LENGTH
  1. 6 MM 2items
  2. 10 MM 1item
  3. 12 MM 12items
  4. 14 MM 1item
  5. 15 MM 3items
  6. 16 MM 29items
  7. 18 MM 10items
  8. 20 MM 38items
  9. 22 MM 11items
  10. 25 MM 36items
  11. 30 MM 33items
  12. 35 MM 33items
  13. 40 MM 37items
  14. 45 MM 29items
  15. 50 MM 39items
  16. 55 MM 27items
  17. 60 MM 33items
  18. 65 MM 21items
  19. 70 MM 29items
  20. 75 MM 18items
  21. 80 MM 30items
  22. 85 MM 6items
  23. 90 MM 27items
  24. 95 MM 5items
  25. 100 MM 29items
  26. 110 MM 20items
  27. 120 MM 22items
  28. 125 MM 1item
  29. 130 MM 12items
  30. 140 MM 12items
  31. 150 MM 13items
  32. 160 MM 12items
  33. 170 MM 9items
  34. 180 MM 11items
  35. 190 MM 9items
  36. 200 MM 11items
  37. 210 MM 2items
  38. 220 MM 4items
  39. 230 MM 3items
  40. 240 MM 6items
  41. 250 MM 3items
  42. 260 MM 7items
  43. 270 MM 2items
  44. 280 MM 5items
  45. 290 MM 2items
  46. 300 MM 5items
  47. 320 MM 1item
  48. 340 MM 1item
  49. 360 MM 1item
  50. 380 MM 1item
  51. 1/4" 2items
  52. 1/2" 7items
  53. 1" 29items
  54. 1-1/2" 22items
  55. 1-1/4" 25items
  56. 1-3/4" 19items
  57. 1-3/8" 1item
  58. 10" 3items
  59. 11" 2items
  60. 11/16" 1item
  61. 12" 3items
  62. 16" 1item
  63. 2-1/2" 21items
  64. 2-1/4" 14items
  65. 2-3/4" 13items
  66. 2" 28items
  67. 3" 22items
  68. 25" 1item
  69. 3-1/2" 15items
  70. 3-1/4" 8items
  71. 3-3/4" 3items
  72. 3/16" 2items
  73. 4" 18items
  74. 5" 15items
  75. 6" 10items
  76. 7" 8items
  77. 8" 5items
  78. 9" 2items
  79. 3/4" 10items
  80. 3/8" 2items
  81. 35" 1item
  82. 4-1/2" 12items
  83. 4-1/4" 2items
  84. 4-3/4" 3items
  85. 20" 1item
  86. 30" 1item
  87. 40" 1item
  88. 50" 1item
  89. 5-1/2" 6items
  90. 5/16" 2items
  91. 5/8" 9items
  92. 6-1/2" 5items
  93. 7-1/2" 2items
  94. 7/16" 2items
  95. 7/8" 5items
  96. 8-1/2" 2items
  97. 9/16" 1item
  98. 13/16 1item
  99. 1 1/4" 5items
  100. 1 1/2" 6items
  101. 1 3/4" 5items
  102. 2 1/4" 2items
  103. 2 1/2" 6items
  104. 3 1/2" 5items
  105. 4 1/2" 3items
  106. 5 1/2" 2items
  107. 2 3/4" 2items
  108. 3 1/4" 1item
BRAND
  1. HOLO-KROME 16items
  2. IMPORTED 91items
  3. UNBRAKO 13items
THREAD FORM
  1. METRIC 97items
  2. IMPERIAL 2items
  3. UNF 1item
  4. UNC 15items
  5. BSW 2items
  6. BA 3items
SURFACE TREATMENT
  1. SELF COLOUR 69items
  2. ZINC 9items
  3. A4 - STAINLESS STEEL 23items
  4. A2 - STAINLESS STEEL 19items
MATERIAL
  1. STEEL 120items
GRADE
  1. GRADE 8.8 3items
  2. GRADE 10.9 10items
  3. GRADE 12.9 51items
  4. GRADE 14.9 12items
  5. A2 8items
  6. A4 3items
  7. A4-70 5items
  8. A4-80 4items
DRIVING FEATURES
  1. HEXAGON SOCKET 120items
HEAD SHAPE
  1. COUNTERSUNK HEAD 12items
  2. CYLINDRICAL HEAD 67items
  3. BUTTON HEAD 12items
THREAD DIRECTION
  1. RIGHT 120items
THREAD PITCH
  1. STANDARD 110items
  2. FINE 2items