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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 121

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  1. 3/8-16 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/8-16 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £277.32 Per 100
    3/8-16 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  2. M6 X 90 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M6 X 90 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £31.36 Per 100
    M6 X 90 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  3. M6 X 8 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M6 X 8 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £6.90 Per 100
    M6 X 8 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  4. 3/8" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    3/8" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £81.98 Per 100
    3/8-24 UNF X 7/8 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  5. 3/8" x 7" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    3/8" x 7" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £786.86 Per 100
    3/8-16 UNC X 7 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  6. 3/8" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    3/8" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £49.42 Per 100
    3/8-16 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  7. 3/8-16 UNC X 7/8 SOCKET COUNTERSUNK SCREW ASME B18.3 A4 STAINLESS STEEL

    3/8-16 UNC X 7/8 SOCKET COUNTERSUNK SCREW ASME B18.3 A4 STAINLESS STEEL

    £238.42 Per 100
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  8. M16 X 90 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M16 X 90 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £231.56 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  9. M6 X 90 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M6 X 90 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £28.00 Per 100
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  10. M6 X 8 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M6 X 8 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £5.50 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
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Items 1-10 of 121

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  1. DIAMETER M6
  2. DIAMETER M16
  3. DIAMETER M36
  4. DIAMETER 3/8"
  5. LENGTH 13\"
  6. LENGTH 8 MM
  7. LENGTH 90 MM
  8. LENGTH 580 MM
  9. LENGTH 640 MM
  10. LENGTH 1-5/8"
  11. LENGTH 3-1/2"
  12. LENGTH 3-1/4"
  13. LENGTH 7"
  14. LENGTH 9"
  15. LENGTH 7/8"
Clear All
Category
  1. SOCKET CAP - DIN 912 62items
  2. SOCKET COUNTERSUNK - DIN 7991 18items
  3. SOCKET BUTTON - DIN 7380 18items
  4. SOCKET SET SCREWS - DIN 916 18items
  5. SOCKET SHOULDERS - ISO 7379 5items
ISO
  1. 4762 55items
  2. 10642 14items
  3. 7380 8items
  4. 4029 4items
  5. 4026 2items
  6. 4028 1item
  7. 4027 1item
DIN
  1. DIN 912 57items
  2. DIN 7991 18items
  3. DIN 610 5items
  4. DIN 916 14items
  5. DIN 7984 5items
  6. DIN 913 2items
  7. DIN 7380 18items
DIAMETER
  1. M1.4 2items
  2. M1.6 3items
  3. M2 15items
  4. M2.5 12items
  5. M3 29items
  6. M3.5 6items
  7. M4 40items
  8. M5 45items
  9. M6 52items
  10. M8 37items
  11. M10 23items
  12. M12 23items
  13. M14 9items
  14. M16 18items
  15. M18 4items
  16. M20 15items
  17. M22 4items
  18. M24 12items
  19. M36 4items
  20. M27 4items
  21. M30 5items
  22. 12mm (M10) 1item
  23. 16mm (M12) 1item
  24. 24mm (M20) 2items
  25. 20mm (M16) 1item
  26. 1" 14items
  27. 2" 4items
  28. 6" 1item
  29. 1/2" 42items
  30. 5/8" 37items
  31. 3/8" 47items
  32. 7/8" 18items
  33. 9/16" 1item
  34. 1-1/8" 3items
  35. 1-1/2" 3items
  36. 1-3/8" 4items
  37. 1-1/4" 6items
  38. 3/16" 4items
  39. 1/4" 39items
  40. 7/16" 16items
  41. 1-3/4" 2items
  42. 3/4" 33items
  43. 5/16" 49items
  44. #2 2items
  45. #3 1item
  46. #4 3items
  47. #5 2items
  48. #6 8items
  49. #8 9items
  50. #10 17items
  51. #12 1item
  52. 1/8" 1item
  53. 5/32" 1item
  54. 7/32" 2items
LENGTH
  1. 4 MM 1item
  2. 5 MM 2items
  3. 6 MM 25items
  4. 8 MM 36items
  5. 10 MM 39items
  6. 12 MM 40items
  7. 14 MM 19items
  8. 15 MM 17items
  9. 16 MM 42items
  10. 18 MM 19items
  11. 20 MM 50items
  12. 22 MM 17items
  13. 25 MM 59items
  14. 30 MM 63items
  15. 35 MM 58items
  16. 40 MM 62items
  17. 45 MM 52items
  18. 50 MM 56items
  19. 55 MM 41items
  20. 60 MM 48items
  21. 65 MM 34items
  22. 70 MM 40items
  23. 75 MM 26items
  24. 80 MM 41items
  25. 85 MM 7items
  26. 90 MM 36items
  27. 95 MM 5items
  28. 100 MM 38items
  29. 110 MM 25items
  30. 120 MM 32items
  31. 130 MM 22items
  32. 140 MM 20items
  33. 145 MM 1item
  34. 150 MM 21items
  35. 160 MM 14items
  36. 170 MM 8items
  37. 180 MM 13items
  38. 190 MM 5items
  39. 200 MM 12items
  40. 210 MM 2items
  41. 220 MM 3items
  42. 230 MM 2items
  43. 240 MM 4items
  44. 250 MM 1item
  45. 260 MM 5items
  46. 270 MM 1item
  47. 280 MM 5items
  48. 290 MM 1item
  49. 300 MM 6items
  50. 320 MM 3items
  51. 340 MM 4items
  52. 360 MM 3items
  53. 380 MM 1item
  54. 400 MM 1item
  55. 420 MM 1item
  56. 440 MM 1item
  57. 460 MM 1item
  58. 480 MM 1item
  59. 520 MM 1item
  60. 560 MM 2items
  61. 580 MM 1item
  62. 600 MM 1item
  63. 640 MM 1item
  64. 650 MM 1item
  65. 1/4" 4items
  66. 1/2" 37items
  67. 1" 45items
  68. 1-1/2" 25items
  69. 1-1/4" 34items
  70. 1-1/8" 3items
  71. 1-3/4" 19items
  72. 1-3/8" 2items
  73. 1-5/8" 2items
  74. 1-7/8" 1item
  75. 10" 1item
  76. 12" 1item
  77. 16" 1item
  78. 18" 1item
  79. 2-1/2" 21items
  80. 2-1/4" 16items
  81. 2-3/4" 13items
  82. 2" 34items
  83. 3" 24items
  84. 3-1/2" 12items
  85. 3-1/4" 8items
  86. 3-3/4" 4items
  87. 4" 18items
  88. 5" 13items
  89. 6" 11items
  90. 7" 2items
  91. 8" 3items
  92. 9" 1item
  93. 3/4" 50items
  94. 3/8" 18items
  95. 4-1/2" 8items
  96. 4-1/4" 1item
  97. 4-3/4" 1item
  98. 5-1/2" 4items
  99. 5/16" 3items
  100. 5/8" 33items
  101. 6-1/2" 1item
  102. 7-1/2" 1item
  103. 7/16" 3items
  104. 7/8" 22items
  105. 1 1/4" 10items
  106. 1 1/2" 10items
  107. 1 3/4" 8items
  108. 2 1/4" 6items
  109. 2 1/2" 8items
  110. 3 1/2" 7items
  111. 4 1/2" 5items
  112. 2 3/4" 4items
  113. 3 1/4" 1item
  114. 3 3/4" 1item
BRAND
  1. HOLO-KROME 17items
  2. IMPORTED 85items
  3. UNBRAKO 19items
THREAD FORM
  1. METRIC 74items
  2. UNF 10items
  3. BSF 1item
  4. UNC 32items
  5. BSW 4items
SURFACE TREATMENT
  1. SELF COLOUR 78items
  2. ZINC 10items
  3. A4 - STAINLESS STEEL 16items
  4. A2 - STAINLESS STEEL 17items
MATERIAL
  1. STEEL 121items
GRADE
  1. GRADE 8.8 2items
  2. GRADE 10.9 19items
  3. GRADE 12.9 56items
  4. GRADE 14.9 11items
  5. A2 3items
  6. A4-70 3items
  7. A4-80 3items
DRIVING FEATURES
  1. HEXAGON SOCKET 121items
HEAD SHAPE
  1. COUNTERSUNK HEAD 16items
  2. CYLINDRICAL HEAD 61items
  3. BUTTON HEAD 18items
THREAD DIRECTION
  1. RIGHT 121items
THREAD PITCH
  1. STANDARD 111items
  2. FINE 2items