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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 700

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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. 3/8-24 UNF X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/8-24 UNF X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £503.30 Per 100
    3/8-24 UNF X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  4. 3/8-16 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/8-16 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £80.38 Per 100
    3/8-16 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  5. 5/16-24 UNF X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/16-24 UNF X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £369.24 Per 100
    5/16-24 UNF X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  6. 5/16-18 UNC X 3 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

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

    £343.50 Per 100
    5/16-18 UNC X 3 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  7. 5/16-18 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/16-18 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £57.58 Per 100
    5/16-18 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  8. 1/4-20 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/4-20 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £30.60 Per 100
    1/4-20 UNC X 3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  9. M24 X 150 LOW HEAD SOCKET CAP SCREW DIN 7984 A2 STAINLESS STEEL

    M24 X 150 LOW HEAD SOCKET CAP SCREW DIN 7984 A2 STAINLESS STEEL

    £18,088.00 Per 100
    M24 X 150 LOW HEAD SOCKET CAP SCREW DIN 7984 A2 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  10. M20 X 150 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    M20 X 150 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL

    £1,197.92 Per 100
    M20 X 150 LOW HEAD SOCKET CAP SCREW DIN 7984 A2-70 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
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Items 1-10 of 700

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  1. LENGTH 85 MM
  2. LENGTH 95 MM
  3. LENGTH 150 MM
  4. LENGTH 270 MM
  5. LENGTH 1-3/4"
  6. LENGTH 2-1/4"
  7. LENGTH 2-3/8"
  8. LENGTH 3-1/4"
  9. LENGTH 3/4"
  10. LENGTH 30"
  11. LENGTH 6-1/2"
  12. LENGTH 3 3/4"
  13. BRAND IMPORTED
  14. BRAND UNBRAKO
Clear All
Category
  1. SOCKET CAP - DIN 912 410items
  2. SOCKET COUNTERSUNK - DIN 7991 96items
  3. SOCKET BUTTON - DIN 7380 32items
  4. SOCKET SET SCREWS - DIN 916 95items
  5. SOCKET SHOULDERS - ISO 7379 44items
ISO
  1. 4762 401items
  2. 10642 79items
  3. 7380 19items
  4. 4029 23items
  5. 4026 5items
  6. 4028 6items
  7. 4027 3items
DIN
  1. DIN 912 407items
  2. DIN 7991 96items
  3. DIN 610 44items
  4. DIN 916 81items
  5. DIN 7984 3items
  6. DIN 913 5items
  7. DIN 7380 32items
DIAMETER
  1. M4 1item
  2. M5 6items
  3. M6 12items
  4. M8 15items
  5. M10 17items
  6. M12 18items
  7. M14 9items
  8. M16 18items
  9. M18 7items
  10. M20 15items
  11. M22 7items
  12. M24 13items
  13. M36 2items
  14. M27 7items
  15. M30 8items
  16. 1" 10items
  17. 2" 3items
  18. 4" 1item
  19. 6" 2items
  20. 1/2" 74items
  21. 5/8" 43items
  22. 3/8" 81items
  23. 7/8" 9items
  24. 9/16" 4items
  25. 1-1/2" 1item
  26. 1-1/4" 1item
  27. 3/16" 7items
  28. 1/4" 76items
  29. 7/16" 26items
  30. 3/4" 38items
  31. 5/16" 86items
  32. #0 1item
  33. #1 1item
  34. #2 1item
  35. #3 1item
  36. #4 6items
  37. #5 4items
  38. #6 11items
  39. #8 14items
  40. #10 32items
  41. #12 3items
  42. 3/32" 1item
  43. 1/8" 2items
  44. 5/64" 1item
  45. 5/32" 2items
  46. 7/32" 3items
LENGTH
  1. 2 MM 3items
  2. 2.5 MM 1item
  3. 3 MM 33items
  4. 4 MM 60items
  5. 5 MM 91items
  6. 6 MM 145items
  7. 7 MM 1item
  8. 8 MM 172items
  9. 10 MM 200items
  10. 12 MM 224items
  11. 14 MM 103items
  12. 15 MM 57items
  13. 16 MM 245items
  14. 18 MM 105items
  15. 20 MM 252items
  16. 22 MM 86items
  17. 25 MM 244items
  18. 30 MM 250items
  19. 35 MM 219items
  20. 40 MM 244items
  21. 45 MM 205items
  22. 50 MM 244items
  23. 55 MM 180items
  24. 60 MM 204items
  25. 65 MM 146items
  26. 70 MM 178items
  27. 75 MM 121items
  28. 80 MM 177items
  29. 85 MM 36items
  30. 90 MM 154items
  31. 95 MM 27items
  32. 100 MM 163items
  33. 110 MM 109items
  34. 120 MM 126items
  35. 125 MM 1item
  36. 130 MM 82items
  37. 140 MM 87items
  38. 145 MM 1item
  39. 150 MM 79items
  40. 160 MM 58items
  41. 170 MM 39items
  42. 180 MM 56items
  43. 190 MM 34items
  44. 200 MM 52items
  45. 210 MM 10items
  46. 220 MM 24items
  47. 230 MM 11items
  48. 240 MM 21items
  49. 250 MM 11items
  50. 260 MM 23items
  51. 270 MM 10items
  52. 280 MM 22items
  53. 290 MM 9items
  54. 300 MM 24items
  55. 320 MM 7items
  56. 340 MM 7items
  57. 350 MM 1item
  58. 360 MM 5items
  59. 370 MM 1item
  60. 380 MM 3items
  61. 400 MM 3items
  62. 430 MM 1item
  63. 1/4" 131items
  64. 1/2" 236items
  65. 1" 264items
  66. 1-1/2" 169items
  67. 1-1/4" 172items
  68. 1-1/8" 20items
  69. 1-3/4" 123items
  70. 1-3/8" 16items
  71. 1-5/8" 13items
  72. 1-7/8" 7items
  73. 1/16" 2items
  74. 1/8" 34items
  75. 10" 22items
  76. 11" 8items
  77. 11/16" 9items
  78. 12" 19items
  79. 13" 2items
  80. 14" 7items
  81. 15" 7items
  82. 16" 7items
  83. 18" 7items
  84. 2-1/2" 130items
  85. 2-1/4" 92items
  86. 2-3/4" 74items
  87. 2-3/8" 3items
  88. 2" 212items
  89. 3" 173items
  90. 25" 4items
  91. 3-1/2" 89items
  92. 3-1/4" 45items
  93. 3-3/4" 20items
  94. 3/16" 65items
  95. 4" 125items
  96. 5" 84items
  97. 6" 68items
  98. 7" 39items
  99. 8" 41items
  100. 9" 12items
  101. 3/32" 2items
  102. 3/4" 254items
  103. 3/8" 178items
  104. 35" 3items
  105. 4-1/2" 51items
  106. 4-1/4" 9items
  107. 4-3/4" 11items
  108. 20" 7items
  109. 30" 3items
  110. 40" 7items
  111. 50" 1item
  112. 60" 4items
  113. 5-1/2" 32items
  114. 5-1/4" 1item
  115. 5/16" 90items
  116. 5/8" 202items
  117. 6-1/2" 22items
  118. 7-1/2" 7items
  119. 7/16" 41items
  120. 7/32" 1item
  121. 7/8" 112items
  122. 8-1/2" 4items
  123. 9/16" 10items
  124. 15/16" 3items
  125. 13/16" 2items
  126. 13/16 4items
  127. 15/16 3items
  128. 1 1/4" 52items
  129. 1 1/2" 54items
  130. 1 3/4" 45items
  131. 2 1/4" 31items
  132. 2 1/2" 51items
  133. 3 1/2" 40items
  134. 4 1/2" 22items
  135. 5 1/2" 12items
  136. 9 MM 1item
  137. 2 3/4" 19items
  138. 1 1/8" 3items
  139. 1 3/8" 7items
  140. 2 3/8" 1item
  141. 3 1/4" 8items
  142. 3 3/4" 6items
  143. 1 7/8" 2items
  144. 4 3/4" 1item
  145. 6 1/2" 1item
BRAND
  1. HOLO-KROME 122items
  2. IMPORTED 580items
  3. UNBRAKO 120items
THREAD FORM
  1. METRIC 155items
  2. IMPERIAL 23items
  3. UNF 144items
  4. BSF 13items
  5. UNC 303items
  6. BSW 56items
  7. BA 6items
SURFACE TREATMENT
  1. SELF COLOUR 516items
  2. ZINC 28items
  3. A4 - STAINLESS STEEL 74items
  4. A2 - STAINLESS STEEL 82items
MATERIAL
  1. STEEL 700items
GRADE
  1. GRADE 8.8 2items
  2. GRADE 10.9 63items
  3. GRADE 12.9 373items
  4. GRADE 14.9 81items
  5. A2 40items
  6. A4 13items
  7. A4-70 28items
  8. A4-80 7items
DRIVING FEATURES
  1. HEXAGON SOCKET 700items
HEAD SHAPE
  1. COUNTERSUNK HEAD 84items
  2. CYLINDRICAL HEAD 429items
  3. BUTTON HEAD 32items
THREAD DIRECTION
  1. RIGHT 700items
THREAD PITCH
  1. STANDARD 670items