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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 140

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  1. 1/2-13 UNC X 3.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 3.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,246.26 Per 100
    1/2-13 UNC X 3.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  2. 1/2-13 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £169.88 Per 100
    1/2-13 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  3. 1/2" x 3 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 3 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £981.02 Per 100
    1/2-20 UNF X 3.3/4 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  4. 1/2" x 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £128.80 Per 100
    1/2-20 UNF X 3/4 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  5. 1/2" x 3 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 3 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £495.96 Per 100
    1/2-13 UNC X 3.3/4 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  6. 1/2" x 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 3/4" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £79.32 Per 100
    1/2-13 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  7. 1/2-13 UNC X 3/4 SOCKET COUNTERSUNK SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 3/4 SOCKET COUNTERSUNK SCREW ASME B18.3 A4 STAINLESS STEEL

    £95.38 Per 100
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  8. M8 X 180 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M8 X 180 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £128.98 Per 100
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  9. M8 X 160 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    M8 X 160 SOCKET COUNTERSUNK ISO 10642 A4-70 STAINLESS STEEL

    £115.56 Per 100
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  10. 1/2-13x2 3/4\"SOCKET SET CUP POINT UNC ALLOY\"

    1/2-13x2 3/4\"SOCKET SET CUP POINT UNC ALLOY\"

    £15.48 Per 100
    SOCKET SET CUP POINT UNC ALLOY SELF COLOUR
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
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Items 1-10 of 140

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  1. DIAMETER 1/4\"
  2. DIAMETER M8
  3. DIAMETER M36
  4. DIAMETER M27
  5. DIAMETER 1/2"
  6. DIAMETER 5/8"
  7. LENGTH 13\"
  8. LENGTH 6 MM
  9. LENGTH 160 MM
  10. LENGTH 180 MM
  11. LENGTH 280 MM
  12. LENGTH 360 MM
  13. LENGTH 14"
  14. LENGTH 15"
  15. LENGTH 2-3/4"
  16. LENGTH 2-3/8"
  17. LENGTH 3-1/2"
  18. LENGTH 3/4"
  19. LENGTH 3 3/4"
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Category
  1. SOCKET CAP - DIN 912 86items
  2. SOCKET COUNTERSUNK - DIN 7991 16items
  3. SOCKET BUTTON - DIN 7380 4items
  4. SOCKET SET SCREWS - DIN 916 22items
  5. SOCKET SHOULDERS - ISO 7379 11items
ISO
  1. 4762 86items
  2. 10642 12items
  3. 7380 1item
  4. 4029 5items
  5. 4026 1item
  6. 4027 1item
DIN
  1. DIN 912 86items
  2. DIN 7991 16items
  3. DIN 610 11items
  4. DIN 916 20items
  5. DIN 913 1item
  6. DIN 7380 4items
DIAMETER
  1. M1.4 2items
  2. M1.6 5items
  3. M2 14items
  4. M2.5 14items
  5. M3 32items
  6. M3.5 6items
  7. M4 31items
  8. M5 30items
  9. M6 27items
  10. M8 17items
  11. M10 21items
  12. M12 21items
  13. M14 6items
  14. M16 22items
  15. M18 2items
  16. M20 23items
  17. M22 3items
  18. M24 16items
  19. M36 11items
  20. M42 2items
  21. M27 10items
  22. M30 15items
  23. 1" 10items
  24. 2" 5items
  25. 4" 1item
  26. 6" 2items
  27. 1/2" 67items
  28. 5/8" 35items
  29. 3/8" 76items
  30. 7/8" 10items
  31. 1-1/8" 3items
  32. 1-1/2" 2items
  33. 1-3/8" 2items
  34. 1-1/4" 4items
  35. 3/16" 5items
  36. 1/4" 68items
  37. 7/16" 24items
  38. 1-3/4" 3items
  39. 3/4" 31items
  40. 5/16" 76items
  41. #0 1item
  42. #1 1item
  43. #2 3items
  44. #3 2items
  45. #4 8items
  46. #5 7items
  47. #6 15items
  48. #8 19items
  49. #10 31items
  50. #12 2items
  51. 3/32" 1item
  52. 1/8" 1item
  53. 5/64" 1item
  54. 7/32" 2items
LENGTH
  1. 6 MM 1item
  2. 8 MM 20items
  3. 10 MM 34items
  4. 12 MM 38items
  5. 14 MM 15items
  6. 15 MM 14items
  7. 16 MM 41items
  8. 18 MM 17items
  9. 20 MM 39items
  10. 22 MM 15items
  11. 25 MM 39items
  12. 30 MM 37items
  13. 35 MM 35items
  14. 40 MM 41items
  15. 45 MM 28items
  16. 50 MM 34items
  17. 55 MM 26items
  18. 60 MM 32items
  19. 65 MM 20items
  20. 70 MM 28items
  21. 75 MM 20items
  22. 80 MM 30items
  23. 85 MM 4items
  24. 90 MM 23items
  25. 95 MM 4items
  26. 100 MM 27items
  27. 110 MM 20items
  28. 120 MM 22items
  29. 130 MM 15items
  30. 140 MM 13items
  31. 150 MM 16items
  32. 160 MM 14items
  33. 170 MM 10items
  34. 180 MM 13items
  35. 190 MM 7items
  36. 200 MM 12items
  37. 210 MM 1item
  38. 220 MM 5items
  39. 230 MM 1item
  40. 240 MM 6items
  41. 250 MM 2items
  42. 260 MM 7items
  43. 270 MM 2items
  44. 280 MM 6items
  45. 290 MM 2items
  46. 300 MM 6items
  47. 320 MM 2items
  48. 340 MM 3items
  49. 360 MM 3items
  50. 380 MM 2items
  51. 400 MM 1item
  52. 420 MM 1item
  53. 440 MM 1item
  54. 460 MM 1item
  55. 480 MM 1item
  56. 520 MM 1item
  57. 560 MM 2items
  58. 580 MM 1item
  59. 600 MM 1item
  60. 640 MM 1item
  61. 650 MM 1item
  62. 1/2" 23items
  63. 1" 70items
  64. 1-1/2" 52items
  65. 1-1/4" 51items
  66. 1-1/8" 2items
  67. 1-3/4" 40items
  68. 1-3/8" 2items
  69. 1-5/8" 2items
  70. 1-7/8" 1item
  71. 10" 9items
  72. 11" 4items
  73. 12" 8items
  74. 14" 1item
  75. 15" 2items
  76. 16" 2items
  77. 2-1/2" 43items
  78. 2-1/4" 30items
  79. 2-3/4" 24items
  80. 2-3/8" 1item
  81. 2" 63items
  82. 3" 50items
  83. 25" 2items
  84. 3-1/2" 30items
  85. 3-1/4" 15items
  86. 3-3/4" 9items
  87. 4" 36items
  88. 5" 29items
  89. 6" 24items
  90. 7" 14items
  91. 8" 12items
  92. 9" 5items
  93. 3/4" 42items
  94. 3/8" 4items
  95. 35" 1item
  96. 4-1/2" 19items
  97. 4-1/4" 6items
  98. 4-3/4" 6items
  99. 20" 1item
  100. 30" 1item
  101. 40" 1item
  102. 5-1/2" 13items
  103. 5-1/4" 2items
  104. 5-3/4" 1item
  105. 5/16" 1item
  106. 5/8" 25items
  107. 6-1/2" 9items
  108. 6-1/4" 1item
  109. 7-1/2" 4items
  110. 7/16" 1item
  111. 7/8" 13items
  112. 8-1/2" 4items
  113. 1 1/4" 14items
  114. 1 1/2" 16items
  115. 1 3/4" 13items
  116. 2 1/4" 7items
  117. 2 1/2" 16items
  118. 3 1/2" 10items
  119. 4 1/2" 7items
  120. 5 1/2" 6items
  121. 2 3/4" 5items
  122. 1 3/8" 1item
  123. 3 1/4" 4items
  124. 3 3/4" 3items
  125. 6 1/2" 1item
BRAND
  1. HOLO-KROME 20items
  2. IMPORTED 92items
  3. UNBRAKO 28items
THREAD FORM
  1. METRIC 38items
  2. IMPERIAL 1item
  3. UNF 22items
  4. BSF 1item
  5. UNC 64items
  6. BSW 14items
SURFACE TREATMENT
  1. SELF COLOUR 112items
  2. ZINC 3items
  3. A4 - STAINLESS STEEL 10items
  4. A2 - STAINLESS STEEL 15items
MATERIAL
  1. STEEL 140items
GRADE
  1. GRADE 10.9 8items
  2. GRADE 12.9 90items
  3. GRADE 14.9 16items
  4. A2 5items
  5. A4 2items
  6. A4-70 2items
DRIVING FEATURES
  1. HEXAGON SOCKET 140items
HEAD SHAPE
  1. COUNTERSUNK HEAD 14items
  2. CYLINDRICAL HEAD 91items
  3. BUTTON HEAD 4items
THREAD DIRECTION
  1. RIGHT 140items
THREAD PITCH
  1. STANDARD 133items