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For sale is a Metal Removal Carbide Drill .3150 in Micrograin PN 743225051 Rev E. Item: solid carbide twist drill. Brand/Model: Metal Removal. PN 743225051 Rev E (also marked 108366642; box shows 2730930). Marked ?2010 Micrograin? and ?.3150 DIA?. Made in USA. Features: micrograin carbide, spiral flutes, straight shank. Label notes ?SPECIAL?. Assumption: appears to be a long-length style based on flute length in photos. Condition: clean with sharp edges and no obvious wear or chips visible. Plastic storage tube has label wear and marks from storage. Assumption: likely new old stock from shelf storage. Included: one drill and the plastic storage tube shown. Typical use: metalworking/drilling on CNC or manual machines, suitable for precision holes in metals (general use).