| Bolts Pitch: | 1.25P |
| Threads Per Inch: | 20.3 |
| Bolts Diameter: | M8 |
| Bolts Material: | A2 Stainless Steel |
| Finish: | Stainless Steel |
| Head Type: | Hex Head |
| Thread Type: | Metric Coarse |
| Length Under Head: | 40mm |
| Spanner Size: | 13mm |
| Tapping Drill Size: | 6.8mm |
A hexagon bolt, or hex bolt to give it its more common name, is a threaded bolt with a plain shank and hexagon shaped head.
Metric is the most common thread type in production today. Usually specified as M then a number x another number. This signifies the thread diameter and the length of the fastener.
A2 stainless steel is often referred to as 304 or 18/8 Stainless. 18/8 actually refers to the amount of chromium and nickel in the alloy - 18% chromium and 8% nickel.
A2 stainless is the most common type of steel used for the manufacture of fasteners and is suitable for general use.