STACK HIP LLC

Metal Heat Treating

This includes establishments primarily engaged in heat treating, such as annealing, tempering, and brazing, and cryogenically treating metals and metal products for the trade.

Machine Tool Manufacturing

This includes establishments primarily engaged in (1) manufacturing metal cutting machine tools (except handtools) and/or (2) manufacturing metal forming machine tools (except handtools), such as punching, sheering, bending, forming, pressing, forging and die-casting machines.

Illustrative Examples:

Bending and forming machines, metalworking, manufacturing
Buffing and polishing machines, metalworking, manufacturing
Drilling machines, metalworking, manufacturing
Grinding machines, metalworking, manufacturing
Home workshop metal cutting machine tools (except handtools, welding equipment) manufacturing
Metalworking lathes manufacturing
Milling machines, metalworking, manufacturing
Stamping machines, metalworking, manufacturing