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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 227

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  1. 1/2-13 UNC X 7 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 7 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £2,567.42 Per 100
    1/2-13 UNC X 7 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  2. 1/2-13 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,886.62 Per 100
    1/2-13 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  3. 5/16-24 UNF X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/16-24 UNF X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £379.58 Per 100
    5/16-24 UNF X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  4. 5/16-18 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/16-18 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,225.80 Per 100
    5/16-18 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  5. 5/16-18 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/16-18 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £52.96 Per 100
    5/16-18 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  6. 1/2" x 6" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 6" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £3,371.80 Per 100
    1/2-20 UNF X 6 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  7. 1/2" x 7" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 7" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £619.72 Per 100
    1/2-13 UNC X 7 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  8. 1/2" x 6" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 6" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £511.08 Per 100
    1/2-13 UNC X 6 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  9. 1/2" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    1/2" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £105.48 Per 100
    1/2-13 UNC X 7/8 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  10. 5/16" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    5/16" x 7/8" - SOCKET HEAD CAP SCREWS - DIN 912 - A2 - STAINLESS STEEL

    £36.40 Per 100
    5/16-24 UNF X 7/8 SOCKET CAP SCREW ASME B18.3 A2 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
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Items 1-10 of 227

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  1. DIN DIN 912
  2. DIAMETER M4
  3. DIAMETER M5
  4. DIAMETER M10
  5. DIAMETER M36
  6. DIAMETER 6"
  7. DIAMETER 1/2"
  8. DIAMETER 1-1/2"
  9. DIAMETER 5/16"
  10. DIAMETER #8
  11. LENGTH 5 MM
  12. LENGTH 16 MM
  13. LENGTH 22 MM
  14. LENGTH 25 MM
  15. LENGTH 45 MM
  16. LENGTH 55 MM
  17. LENGTH 160 MM
  18. LENGTH 220 MM
  19. LENGTH 3-1/4"
  20. LENGTH 6"
  21. LENGTH 7"
  22. LENGTH 5-1/2"
  23. LENGTH 5/16"
  24. LENGTH 7/16"
  25. LENGTH 7/8"
  26. LENGTH 4 3/4"
  27. THREAD DIRECTION RIGHT
  28. THREAD PITCH STANDARD
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Category
  1. SOCKET CAP - DIN 912 227items
ISO
  1. 4762 217items
DIN
  1. DIN 912 227items
  2. DIN 7991 50items
  3. DIN 610 7items
  4. DIN 916 72items
  5. DIN 7984 30items
  6. DIN 913 15items
  7. DIN 7380 117items
DIAMETER
  1. M1.4 4items
  2. M1.6 4items
  3. M2 12items
  4. M2.5 12items
  5. M3 28items
  6. M3.5 6items
  7. M4 43items
  8. M5 46items
  9. M6 45items
  10. M8 52items
  11. M10 57items
  12. M12 49items
  13. M14 23items
  14. M16 37items
  15. M18 9items
  16. M20 26items
  17. M22 9items
  18. M24 22items
  19. M36 6items
  20. M27 8items
  21. M30 11items
  22. 1" 14items
  23. 2" 5items
  24. 6" 3items
  25. 1/2" 32items
  26. 5/8" 25items
  27. 3/8" 28items
  28. 7/8" 16items
  29. 9/16" 3items
  30. 1-1/8" 2items
  31. 1-1/2" 4items
  32. 1-3/8" 4items
  33. 1-1/4" 6items
  34. 3/16" 1item
  35. 1/4" 30items
  36. 7/16" 6items
  37. 1-3/4" 1item
  38. 3/4" 26items
  39. 5/16" 26items
  40. #1 1item
  41. #2 7items
  42. #3 2items
  43. #4 8items
  44. #5 5items
  45. #6 12items
  46. #8 10items
  47. #10 15items
  48. #12 1item
LENGTH
  1. 5-12" 1item
  2. 4 MM 3items
  3. 5 MM 10items
  4. 6 MM 15items
  5. 8 MM 21items
  6. 10 MM 23items
  7. 12 MM 28items
  8. 14 MM 16items
  9. 15 MM 11items
  10. 16 MM 30items
  11. 18 MM 18items
  12. 20 MM 28items
  13. 22 MM 21items
  14. 25 MM 27items
  15. 30 MM 30items
  16. 35 MM 27items
  17. 40 MM 30items
  18. 45 MM 25items
  19. 50 MM 28items
  20. 55 MM 23items
  21. 60 MM 24items
  22. 65 MM 20items
  23. 70 MM 21items
  24. 75 MM 16items
  25. 80 MM 22items
  26. 85 MM 7items
  27. 90 MM 18items
  28. 95 MM 4items
  29. 100 MM 19items
  30. 110 MM 14items
  31. 120 MM 14items
  32. 130 MM 13items
  33. 140 MM 11items
  34. 150 MM 10items
  35. 160 MM 10items
  36. 170 MM 6items
  37. 180 MM 10items
  38. 190 MM 3items
  39. 200 MM 8items
  40. 210 MM 2items
  41. 220 MM 6items
  42. 230 MM 2items
  43. 240 MM 6items
  44. 250 MM 2items
  45. 260 MM 7items
  46. 270 MM 2items
  47. 280 MM 7items
  48. 290 MM 2items
  49. 300 MM 7items
  50. 320 MM 1item
  51. 340 MM 2items
  52. 360 MM 2items
  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" 7items
  66. 1/2" 28items
  67. 1" 40items
  68. 1-1/2" 30items
  69. 1-1/4" 33items
  70. 1-1/8" 4items
  71. 1-3/4" 24items
  72. 1-3/8" 4items
  73. 1-5/8" 3items
  74. 1-7/8" 1item
  75. 1/8" 1item
  76. 10" 7items
  77. 11" 3items
  78. 12" 6items
  79. 14" 1item
  80. 15" 1item
  81. 16" 2items
  82. 2-1/2" 25items
  83. 2-1/4" 20items
  84. 2-3/4" 17items
  85. 2-3/8" 1item
  86. 2" 34items
  87. 3" 28items
  88. 3-1/2" 20items
  89. 3-1/4" 11items
  90. 3-3/4" 6items
  91. 3/16" 2items
  92. 4" 24items
  93. 5" 17items
  94. 6" 15items
  95. 7" 6items
  96. 8" 10items
  97. 9" 4items
  98. 3/4" 38items
  99. 3/8" 14items
  100. 4-1/2" 8items
  101. 4-1/4" 2items
  102. 4-3/4" 2items
  103. 20" 1item
  104. 5-1/2" 11items
  105. 5-1/4" 2items
  106. 5-3/4" 1item
  107. 5/16" 4items
  108. 5/8" 30items
  109. 6-1/2" 6items
  110. 6-1/4" 1item
  111. 7-1/2" 2items
  112. 7/16" 3items
  113. 7/8" 24items
  114. 8-1/2" 2items
  115. 1 1/4" 7items
  116. 1 1/2" 8items
  117. 1 3/4" 6items
  118. 2 1/4" 6items
  119. 2 1/2" 7items
  120. 3 1/2" 6items
  121. 4 1/2" 5items
  122. 5 1/2" 4items
  123. 2 3/4" 6items
  124. 1 3/8" 1item
  125. 3 1/4" 4items
  126. 3 3/4" 4items
  127. 1 7/8" 1item
  128. 4 3/4" 1item
  129. 6 1/2" 1item
BRAND
  1. HOLO-KROME 32items
  2. IMPORTED 165items
  3. UNBRAKO 30items
THREAD FORM
  1. METRIC 152items
  2. UNF 17items
  3. BSF 1item
  4. UNC 47items
  5. BSW 7items
  6. BA 3items
SURFACE TREATMENT
  1. SELF COLOUR 132items
  2. ZINC 27items
  3. A4 - STAINLESS STEEL 42items
  4. A2 - STAINLESS STEEL 26items
MATERIAL
  1. STEEL 227items
GRADE
  1. GRADE 8.8 14items
  2. GRADE 10.9 10items
  3. GRADE 12.9 135items
  4. A2 18items
  5. A4 6items
  6. A4-70 13items
  7. A4-80 18items
DRIVING FEATURES
  1. HEXAGON SOCKET 227items
HEAD SHAPE
  1. CYLINDRICAL HEAD 214items
THREAD DIRECTION
  1. RIGHT 227items
THREAD PITCH
  1. STANDARD 227items
  2. FINE 4items