Machinist LOT Ultrasonic Set Block Support Plate Tapered wedges, Manhole Cover 

The manhole cover is .500   /   the Tapered wedges are Support plates and are in .2203 , .1301 and .0911 sizes

The other thing is two identical setting or blocking pieces with numbers - WSWB 7511

Cover and tapered wedges are aluminum. 

- I am in military reserves and sometimes can't ship until a few days after purchase

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