The Tungaloy America left-hand E12-SCLC replaceable-insert Stream Jet Bar toolholder accepts Tungaloy CC-32.5 series 80-degree rhombic inserts with a positive rake (sold separately) for 95-degree boring and internal facing. It is made from carbide for rigidity. The cutter is mounted to a machine by screwing it on to an arbor (sold separately).

Turning toolholders are tools that hold an indexable insert designed for turning operations. Indexable inserts have multiple cutting edges that can be rotated when one edge wears down and can be replaced when the cutting edges are worn.

Tungaloy America, Inc. manufactures tools for turning, milling, and drilling. The company is part of the Tungaloy Corporation, which was established in 1934 and is headquartered in Fukushima, Japan.