Seen this tonight. A Type II (Flat) bolt with the gas relief hole. Don't see a 'hardness' punch mark on top.
Thought only post WWII Type III round bolts had this feature.
Described as un marked.
Anyone know if commercially made post war bolts were made like this?
Possibly cast?

I don't know....

Charlie-Painter777

M1 Carbine bolt type 2 flat | eBay



Information
Warning: This is a relatively older thread
This discussion is older than 360 days. Some information contained in it may no longer be current.