36 mm spanner
36.00 mm · 1.42 in
36 mm across the flats · fits a M24 hex head
The nearest imperial size
1-1/8″ is 28.57 mm — 7.43 mm smaller than 36 mm.
That is not close enough. 1-1/8″ is smaller than the 36 mm head, so it will not go on at all — which is the harmless failure of the two.
The numbers
| Across flats | 36.00 mm · 1.42 in |
| Nearest imperial | 1-1/8″ — 28.57 mm |
| Difference | 7.43 mm — not safe to substitute |
| Fits | M24 hex head |
Frequently asked questions
What is 36 mm in inches?
1.42 inches. The nearest imperial spanner is 1-1/8″ at 28.57 mm, 7.43 mm smaller.
Can I use 1-1/8″ instead of 36 mm?
Not safely. The gap is 7.43 mm. 1-1/8″ is smaller than 36 mm and simply will not go on.
What bolt does a 36 mm spanner fit?
A M24 hex head. The full metric thread chart gives the tapping drill and clearance hole for it too.