Explore our massive range of High Tensile 8.8 Grade bolts in zinc plated with a vast amount of different sizes at a competitive price. Simply click the drop down menus to explore the sizes we carry in stock.
Please note: The length of the bolt is measured from underneath the head, if you would like correct measurements for any size please contact us by Email or Phone .
Spanner Sizes for each diameter:
M3 5.5MM |
M4 7MM |
M5 8MM |
M6 10MM |
M8 13MM |
M10 17MM |
M12 19MM |
M14 22MM |
M16 24MM |
M18 27MM |
M20 30MM |
M24 36MM |
M30 46MM |
M36 55MM |
NOM DIA (MM) | PITCH (MM) | TAPPING DRILL SIZE (MM) | CLEARANCE DRILL SIZE (MM) |
---|---|---|---|
M1 | 0.25 | 0.75 | 1.05 |
M2 | 0.40 | 1.60 | 2.05 |
M3 | 0.50 | 2.50 | 3.10 |
M4 | 0.70 | 3.30 | 4.10 |
M5 | 0.80 | 4.20 | 5.10 |
M6 | 1.00 | 5.00 | 6.10 |
M7 | 1.00 | 6.00 | 7.20 |
M8 | 1.25 | 6.80 | 8.20 |
M9 | 1.25 | 7.80 | 9.20 |
M10 | 1.50 | 8.50 | 10.20 |
M12 | 1.75 | 10.20 | 12.20 |
M14 | 2.00 | 12.00 | 14.25 |
M16 | 2.00 | 14.00 | 16.25 |
M18 | 2.50 | 15.50 | 18.25 |
M20 | 2.50 | 17.50 | 20.25 |
M22 | 2.50 | 19.50 | 22.25 |
M24 | 3.00 | 21.00 | 24.25 |
M27 | 3.00 | 24.00 | 27.25 |
M30 | 3.50 | 26.50 | 30.50 |
M33 | 3.50 | 29.50 | 33.40 |
M36 | 4.00 | 32.00 | 36.50 |
M39 | 4.00 | 35.00 | 39.50 |
M42 | 4.50 | 37.50 | 42.50 |
M45 | 4.50 | 40.50 | 45.50 |
M48 | 5.00 | 43.00 | 48.50 |
M52 | 5.00 | 47.00 | 53.00 |
M56 | 5.50 | 47.00 | 57.00 |