The two on the left are Geoffrey Beetem, the one on the right is an unknown auger type. The two by Beetem are around 1 1/2" the auger is slightly smaller.
Looks like oven brick w/ trapped air bubble all around it giving the impression of metal or mica. Similar to the trapped air you see on & around the figure inside a Sulphide IMO
The "dirty" av. & the swirl reminds me a little of Alley, but just a guess, maybe @cheese will swing by later w/ an opinion ?? The suspense is killing me