Made in the U.S.A. to Kimball Midwest's rigid specifications.
High speed steel.
Heat treated and tempered for longer tool life.
Ground chamfered threads.
Hand polished threads - not machine polished.
Custom imprinted with K-M, U.S.A., HS, size, and tap style - plug or spiral.
CAUTION - Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.