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Products & Catalogue / PROTECTING CAPS/COVER CAPS / Head Covers – Hex Head Screws and Nuts

Head Covers – Hex Head Screws and Nuts

  • Head Covers – Hex Head Screws and Nuts
  • Head Covers – Hex Head Screws and Nuts

These caps cover bolt head and hexagon nuts and suit all spanner sizes. They provide effective protection against corrosion, weathering, tampering and dirt and give damage protection against injuries and as well as an aesthetically pleasing finish

  • Made from Polyethylene (PE) resists acids, greases and oils
  • Easy to fit and remove
  • Stock Sizes M4 to M20 (Black, White, Grey, Brown). Also available M22 to M64 (Black only)
  • Other colours can be supplied subject to Minimum Quantities
  • Metric
  • Imperial
METRIC (Millimetres)
POLYETHYLENE
Size A B
M4 7.0MM 8.5MM
M5 8.0MM 10.5MM
M6 10.0MM 12.8MM
M8 13.0MM 15.5MM
M10 17.0MM 19.0MM
M12 19.0MM 20.5MM
M14 22.0MM 23.8MM
M16 24.0MM 26.5MM
M18 27.0MM 30.0MM
M20 30.0MM 31.5MM
M24 36.0MM 39.0MM
M27(S) 41.0MM 46.5MM
M27(L) 42.0MM 46.5MM
M30 46.0MM 50.0MM
UP TO M64
A= ACROSS THE FLATS INTERNAL
B= HEIGHT
STANDARD COLOURS BLACK, WHITE, GREY OR BROWN
IMPERIAL (Inches)
POLYETHYLENE
Size A B
#10 0.276 0.428
1/4 0.425 0.520
5/16 0.484 0.640
3/8 0.550 0.710
A= ACROSS THE FLATS INTERNAL
B= HEIGHT
STANDARD COLOURS BLACK, WHITE, GREY OR BROWN