06/12/2026
Oval Countersunk Head.
An oval countersunk head is a circular
head having a rounded top surface and a conical bearing
surface with a head angle of 78 degrees.
Get your free copy of Fastener Facts. A must-have for engineers and technical buyers.
https://www.bcepi.com/fastener-facts-free-download
Friday Fun Fastener Facts
Get your free copy of Fastener Facts. I must have for engineers and technical buyers.