My husband has many such tools for his profession, and I have seen them for years, I think it is a micrometer to measure the depth of a piece, cylinder, projectile
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My husband has many such tools for his profession, and I have seen them for years, I think it is a micrometer to measure the depth of a piece, cylinder, projectile
Nope, not a micrometer, but that's a good guess. It's a firearms related tool. Close, but no prize.
G'day, I was interested in the challenge, the riddle, just that Galen, thanks for the moment.