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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 1766

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  1. 3/4-10 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/4-10 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,248.40 Per 100
    3/4-10 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  2. 5/8-11 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    5/8-11 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £1,045.84 Per 100
    5/8-11 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Delivery: ETA FOR DELIVERY 3 - 5 DAYS
  3. 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
  4. 1/2-13 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    1/2-13 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £532.56 Per 100
    1/2-13 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  5. 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
  6. 7/16-14 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    7/16-14 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £2,018.60 Per 100
    7/16-14 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  7. 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
  8. 3/8-16 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    3/8-16 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL

    £211.18 Per 100
    3/8-16 UNC X 2.3/4 SOCKET CAP SCREW ASME B18.3 A4 STAINLESS STEEL
    Out of stock
    Delivery: UNABLE TO PROVIDE ETA
  9. 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
  10. 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
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Items 1-10 of 1766

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  1. LENGTH 5 MM
  2. LENGTH 25 MM
  3. LENGTH 30 MM
  4. LENGTH 55 MM
  5. LENGTH 95 MM
  6. LENGTH 240 MM
  7. LENGTH 440 MM
  8. LENGTH 1-1/2"
  9. LENGTH 1-1/4"
  10. LENGTH 1-3/8"
  11. LENGTH 3/4"
  12. LENGTH 4-3/4"
  13. LENGTH 30"
  14. LENGTH 7/16"
  15. LENGTH 8-1/2"
  16. LENGTH 9/16"
  17. LENGTH 2 3/4"
  18. LENGTH 3 3/4"
Clear All
Category
  1. SOCKET CAP - DIN 912 828items
  2. SOCKET COUNTERSUNK - DIN 7991 286items
  3. SOCKET BUTTON - DIN 7380 243items
  4. SOCKET SET SCREWS - DIN 916 316items
  5. SOCKET SHOULDERS - ISO 7379 63items
ISO
  1. 4762 737items
  2. 10642 245items
  3. 7380 119items
  4. 4029 71items
  5. 4026 23items
  6. 4028 20items
  7. 4027 9items
DIN
  1. DIN 912 764items
  2. DIN 7991 286items
  3. DIN 610 63items
  4. DIN 916 264items
  5. DIN 7984 64items
  6. DIN 913 23items
  7. DIN 7380 243items
DIAMETER
  1. M1.4 2items
  2. M1.6 3items
  3. M2 16items
  4. M2.5 16items
  5. M3 66items
  6. M3.5 18items
  7. M4 90items
  8. M5 97items
  9. M6 103items
  10. M8 105items
  11. M10 112items
  12. M12 102items
  13. M14 25items
  14. M16 69items
  15. M18 8items
  16. M20 33items
  17. M22 7items
  18. M24 18items
  19. M36 3items
  20. M27 6items
  21. M30 9items
  22. 6mm (M5) 2items
  23. 8mm (M6) 2items
  24. 10mm (M8) 2items
  25. 12mm (M10) 2items
  26. 16mm (M12) 1item
  27. 1" 8items
  28. 2" 5items
  29. 4" 3items
  30. 6" 3items
  31. 1/2" 107items
  32. 5/8" 59items
  33. 3/8" 120items
  34. 7/8" 5items
  35. 9/16" 2items
  36. 3/16" 11items
  37. 1/4" 116items
  38. 7/16" 51items
  39. 3/4" 45items
  40. 5/16" 122items
  41. #0 1item
  42. #1 2items
  43. #2 4items
  44. #3 2items
  45. #4 16items
  46. #5 11items
  47. #6 33items
  48. #8 37items
  49. #10 62items
  50. #12 6items
  51. 3/32" 1item
  52. 1/8" 4items
  53. 5/64" 6items
  54. 5/32" 3items
  55. 7/32" 4items
LENGTH
  1. 5-12" 1item
  2. 2 MM 3items
  3. 2.5 MM 1item
  4. 3 MM 35items
  5. 4 MM 65items
  6. 5 MM 101items
  7. 6 MM 160items
  8. 7 MM 1item
  9. 8 MM 196items
  10. 10 MM 232items
  11. 12 MM 259items
  12. 14 MM 110items
  13. 15 MM 80items
  14. 16 MM 280items
  15. 18 MM 114items
  16. 20 MM 288items
  17. 22 MM 100items
  18. 25 MM 279items
  19. 30 MM 283items
  20. 35 MM 246items
  21. 40 MM 283items
  22. 45 MM 227items
  23. 50 MM 269items
  24. 55 MM 194items
  25. 60 MM 224items
  26. 65 MM 155items
  27. 70 MM 195items
  28. 75 MM 129items
  29. 80 MM 192items
  30. 85 MM 37items
  31. 90 MM 169items
  32. 95 MM 27items
  33. 100 MM 179items
  34. 110 MM 120items
  35. 120 MM 137items
  36. 125 MM 1item
  37. 130 MM 91items
  38. 140 MM 87items
  39. 145 MM 1item
  40. 150 MM 88items
  41. 160 MM 67items
  42. 170 MM 41items
  43. 180 MM 64items
  44. 190 MM 35items
  45. 200 MM 60items
  46. 210 MM 11items
  47. 220 MM 24items
  48. 230 MM 12items
  49. 240 MM 29items
  50. 250 MM 11items
  51. 260 MM 31items
  52. 270 MM 10items
  53. 280 MM 29items
  54. 290 MM 9items
  55. 300 MM 31items
  56. 320 MM 11items
  57. 340 MM 12items
  58. 350 MM 1item
  59. 360 MM 8items
  60. 370 MM 1item
  61. 380 MM 6items
  62. 400 MM 3items
  63. 420 MM 2items
  64. 430 MM 1item
  65. 440 MM 1item
  66. 460 MM 1item
  67. 480 MM 1item
  68. 520 MM 1item
  69. 560 MM 2items
  70. 580 MM 1item
  71. 600 MM 1item
  72. 640 MM 1item
  73. 650 MM 1item
  74. 1/4" 161items
  75. 1/2" 284items
  76. 1" 319items
  77. 1-1/2" 211items
  78. 1-1/4" 215items
  79. 1-1/8" 20items
  80. 1-3/4" 152items
  81. 1-3/8" 16items
  82. 1-5/8" 13items
  83. 1-7/8" 7items
  84. 1/16" 2items
  85. 1/8" 39items
  86. 10" 25items
  87. 11" 11items
  88. 11/16" 9items
  89. 12" 22items
  90. 13" 3items
  91. 14" 8items
  92. 15" 7items
  93. 16" 7items
  94. 18" 7items
  95. 2-1/2" 158items
  96. 2-1/4" 112items
  97. 2-3/4" 88items
  98. 2-3/8" 3items
  99. 2" 247items
  100. 3" 197items
  101. 25" 4items
  102. 3-1/2" 103items
  103. 3-1/4" 53items
  104. 3-3/4" 26items
  105. 3/16" 76items
  106. 4" 139items
  107. 5" 95items
  108. 6" 76items
  109. 7" 44items
  110. 8" 46items
  111. 9" 15items
  112. 3/32" 2items
  113. 3/4" 305items
  114. 3/8" 218items
  115. 35" 3items
  116. 4-1/2" 63items
  117. 4-1/4" 10items
  118. 4-3/4" 12items
  119. 20" 7items
  120. 30" 3items
  121. 40" 7items
  122. 50" 1item
  123. 60" 4items
  124. 5-1/2" 40items
  125. 5-1/4" 2items
  126. 5-3/4" 1item
  127. 5/16" 108items
  128. 5/8" 245items
  129. 6-1/2" 26items
  130. 6-1/4" 1item
  131. 7-1/2" 10items
  132. 7/16" 48items
  133. 7/32" 1item
  134. 7/8" 142items
  135. 8-1/2" 7items
  136. 9-1/2" 1item
  137. 9/16" 10items
  138. 15/16" 3items
  139. 13/16" 2items
  140. 13/16 4items
  141. 15/16 3items
  142. 0.984 1item
  143. 1 1/4" 52items
  144. 1 1/2" 54items
  145. 1 3/4" 45items
  146. 2 1/4" 31items
  147. 2 1/2" 51items
  148. 3 1/2" 40items
  149. 4 1/2" 22items
  150. 5 1/2" 12items
  151. 9 MM 1item
  152. 2 3/4" 19items
  153. 1 1/8" 3items
  154. 1 3/8" 7items
  155. 2 3/8" 1item
  156. 3 1/4" 8items
  157. 3 3/4" 6items
  158. 1 7/8" 2items
  159. 4 3/4" 1item
  160. 6 1/2" 1item
BRAND
  1. HOLO-KROME 248items
  2. IMPORTED 1245items
  3. UNBRAKO 273items
THREAD FORM
  1. METRIC 917items
  2. IMPERIAL 30items
  3. UNF 219items
  4. BSF 16items
  5. UNC 502items
  6. BSW 71items
  7. BA 11items
SURFACE TREATMENT
  1. SELF COLOUR 1187items
  2. ZINC 147items
  3. A4 - STAINLESS STEEL 206items
  4. A2 - STAINLESS STEEL 226items
MATERIAL
  1. STEEL 1766items
GRADE
  1. GRADE 8.8 37items
  2. GRADE 10.9 258items
  3. GRADE 12.9 796items
  4. GRADE 14.9 209items
  5. A2 65items
  6. A4 28items
  7. A4-70 37items
  8. A4-80 29items
DRIVING FEATURES
  1. HEXAGON SOCKET 1766items
HEAD SHAPE
  1. COUNTERSUNK HEAD 192items
  2. CYLINDRICAL HEAD 821items
  3. BUTTON HEAD 243items
THREAD DIRECTION
  1. RIGHT 1766items
THREAD PITCH
  1. STANDARD 1674items
  2. FINE 13items