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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 829

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  1. 3/4-10 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/4-10 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £10,330.78 Per 100
    3/4-10 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  2. 3/4-10 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/4-10 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £5,426.12 Per 100
    3/4-10 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  3. 3/4-10 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/4-10 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,765.02 Per 100
    3/4-10 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  4. 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
  5. 5/8-11 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £4,598.42 Per 100
    5/8-11 UNC X 6 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  6. 5/8-11 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,858.04 Per 100
    5/8-11 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  7. 1/2-13 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £4,616.32 Per 100
    1/2-13 UNC X 10 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  8. 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
  9. 1/2-13 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £915.52 Per 100
    1/2-13 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  10. 7/16-14 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    7/16-14 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £2,303.80 Per 100
    7/16-14 UNC X 3.1/2 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
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Items 1-10 of 829

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  1. DIN DIN 912
  2. LENGTH 2 MM
  3. LENGTH 18 MM
  4. LENGTH 20 MM
  5. LENGTH 45 MM
  6. LENGTH 70 MM
  7. LENGTH 85 MM
  8. LENGTH 120 MM
  9. LENGTH 125 MM
  10. LENGTH 130 MM
  11. LENGTH 240 MM
  12. LENGTH 1-3/4"
  13. LENGTH 1/8"
  14. LENGTH 10"
  15. LENGTH 2-3/8"
  16. LENGTH 3/16"
  17. LENGTH 6"
  18. LENGTH 5-1/4"
  19. LENGTH 7/8"
  20. LENGTH 3 1/2"
  21. MATERIAL STEEL
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Category
  1. SOCKET CAP - DIN 912 829items
ISO
  1. 4762 817items
DIN
  1. DIN 912 829items
  2. DIN 7991 295items
  3. DIN 610 52items
  4. DIN 916 162items
  5. DIN 7984 62items
  6. DIN 913 19items
  7. DIN 7380 227items
DIAMETER
  1. M1.4 2items
  2. M1.6 4items
  3. M2 5items
  4. M2.5 6items
  5. M3 14items
  6. M3.5 2items
  7. M4 27items
  8. M5 41items
  9. M6 50items
  10. M8 51items
  11. M10 59items
  12. M12 58items
  13. M14 33items
  14. M16 45items
  15. M18 16items
  16. M20 39items
  17. M22 15items
  18. M24 30items
  19. M33 1item
  20. M36 9items
  21. M27 16items
  22. M30 19items
  23. 1" 10items
  24. 2" 3items
  25. 6" 2items
  26. 1/2" 34items
  27. 5/8" 27items
  28. 3/8" 28items
  29. 7/8" 9items
  30. 9/16" 2items
  31. 1-1/8" 1item
  32. 1-1/2" 3items
  33. 1-1/4" 4items
  34. 3/16" 2items
  35. 1/4" 28items
  36. 7/16" 13items
  37. 1-3/4" 1item
  38. 3/4" 22items
  39. 5/16" 35items
  40. #0 4items
  41. #1 2items
  42. #2 6items
  43. #3 5items
  44. #4 8items
  45. #5 4items
  46. #6 9items
  47. #8 8items
  48. #10 15items
  49. #12 2items
LENGTH
  1. 5-12" 1item
  2. 2 MM 2items
  3. 3 MM 13items
  4. 4 MM 20items
  5. 5 MM 31items
  6. 6 MM 44items
  7. 7 MM 1item
  8. 8 MM 57items
  9. 10 MM 64items
  10. 12 MM 75items
  11. 14 MM 42items
  12. 15 MM 24items
  13. 16 MM 78items
  14. 18 MM 42items
  15. 20 MM 87items
  16. 22 MM 48items
  17. 25 MM 89items
  18. 30 MM 103items
  19. 35 MM 101items
  20. 40 MM 123items
  21. 45 MM 101items
  22. 50 MM 118items
  23. 55 MM 98items
  24. 60 MM 112items
  25. 65 MM 88items
  26. 70 MM 94items
  27. 75 MM 76items
  28. 80 MM 98items
  29. 85 MM 35items
  30. 90 MM 92items
  31. 95 MM 27items
  32. 100 MM 91items
  33. 110 MM 78items
  34. 120 MM 82items
  35. 125 MM 1item
  36. 130 MM 69items
  37. 140 MM 62items
  38. 145 MM 1item
  39. 150 MM 66items
  40. 160 MM 53items
  41. 170 MM 31items
  42. 180 MM 51items
  43. 190 MM 25items
  44. 200 MM 48items
  45. 210 MM 11items
  46. 220 MM 24items
  47. 230 MM 12items
  48. 240 MM 29items
  49. 250 MM 11items
  50. 260 MM 31items
  51. 270 MM 10items
  52. 280 MM 29items
  53. 290 MM 9items
  54. 300 MM 31items
  55. 320 MM 11items
  56. 340 MM 12items
  57. 350 MM 1item
  58. 360 MM 8items
  59. 370 MM 1item
  60. 380 MM 6items
  61. 400 MM 3items
  62. 420 MM 2items
  63. 430 MM 1item
  64. 440 MM 1item
  65. 460 MM 1item
  66. 480 MM 1item
  67. 520 MM 1item
  68. 560 MM 2items
  69. 580 MM 1item
  70. 600 MM 1item
  71. 640 MM 1item
  72. 650 MM 1item
  73. 1/4" 48items
  74. 1/2" 99items
  75. 1" 125items
  76. 1-1/2" 100items
  77. 1-1/4" 103items
  78. 1-1/8" 11items
  79. 1-3/4" 85items
  80. 1-3/8" 10items
  81. 1-5/8" 7items
  82. 1-7/8" 2items
  83. 1/8" 11items
  84. 10" 19items
  85. 11" 11items
  86. 11/16" 2items
  87. 12" 18items
  88. 13" 3items
  89. 14" 7items
  90. 15" 5items
  91. 16" 6items
  92. 18" 6items
  93. 2-1/2" 97items
  94. 2-1/4" 73items
  95. 2-3/4" 62items
  96. 2-3/8" 3items
  97. 2" 130items
  98. 3" 111items
  99. 3-1/2" 77items
  100. 3-1/4" 42items
  101. 3-3/4" 16items
  102. 3/16" 18items
  103. 4" 97items
  104. 5" 73items
  105. 6" 59items
  106. 7" 39items
  107. 8" 42items
  108. 9" 15items
  109. 3/32" 1item
  110. 3/4" 111items
  111. 3/8" 71items
  112. 4-1/2" 52items
  113. 4-1/4" 5items
  114. 4-3/4" 7items
  115. 20" 4items
  116. 5-1/2" 36items
  117. 5-1/4" 2items
  118. 5-3/4" 1item
  119. 5/16" 30items
  120. 5/8" 94items
  121. 6-1/2" 23items
  122. 6-1/4" 1item
  123. 7-1/2" 10items
  124. 7/16" 18items
  125. 7/32" 1item
  126. 7/8" 68items
  127. 8-1/2" 7items
  128. 9-1/2" 1item
  129. 9/16" 7items
  130. 1 1/4" 22items
  131. 1 1/2" 24items
  132. 1 3/4" 20items
  133. 2 1/4" 19items
  134. 2 1/2" 23items
  135. 3 1/2" 22items
  136. 4 1/2" 16items
  137. 5 1/2" 11items
  138. 2 3/4" 17items
  139. 1 1/8" 3items
  140. 1 3/8" 7items
  141. 2 3/8" 1item
  142. 3 1/4" 8items
  143. 3 3/4" 6items
  144. 1 7/8" 2items
  145. 4 3/4" 1item
  146. 6 1/2" 1item
BRAND
  1. HOLO-KROME 112items
  2. IMPORTED 621items
  3. UNBRAKO 96items
THREAD FORM
  1. METRIC 542items
  2. UNF 80items
  3. BSF 5items
  4. UNC 174items
  5. BSW 24items
  6. BA 4items
SURFACE TREATMENT
  1. SELF COLOUR 475items
  2. ZINC 69items
  3. A4 - STAINLESS STEEL 156items
  4. A2 - STAINLESS STEEL 129items
MATERIAL
  1. STEEL 829items
GRADE
  1. GRADE 8.8 37items
  2. GRADE 10.9 12items
  3. GRADE 12.9 495items
  4. A2 94items
  5. A4 34items
  6. A4-70 57items
  7. A4-80 45items
DRIVING FEATURES
  1. HEXAGON SOCKET 829items
HEAD SHAPE
  1. CYLINDRICAL HEAD 774items
THREAD DIRECTION
  1. RIGHT 829items
THREAD PITCH
  1. STANDARD 818items
  2. FINE 11items