Material : SAE Grade 2, Grade 5, Grade 8 and DIN Class 8.8, 9.8, 10.9 and 12.9
Usually associated with cup heads, agricultural and railway applications; also found on guardrail bolts. Used as a retention device in a slotted hole.
| OVAL Neck |
| Usually associated with cup heads, agricultural and railway applications; also found on guardrail bolts. |