Tri-State Flame Hardening Co. provides combination flame hardening, progressive flame hardening, spin flame hardening, stationary flame hardening, precision straightening, mobile services, flame hardening, and vibratory stress relief to the Tri-State area. We also offer heat treating services including temper, annealing, stress relief, and normalizing.

Super Steel Treating Company is an industrial processing and steel-treating firm based in Warren, Michigan, USA. They specialize in processing steel bar and coil materials for manufacturing and industrial customers.

Sturdy Broaching Service has been in business since 1948. Our company has been performing fast, expert production broaching for many of the leading industrial organizations in Southeast Michigan, Ohio, and Indiana. Our niche in the broaching industry