These companies manufacture steel components used in diversified products and sell directly to their customers, who manufacture these products.

These companies manufacture transmission components for commercial vehicles (such as buses and trucks) and sell directly to original equipment manufacturers.

These companies manufacture steel components used in diversified products and sell directly to their customers, who manufacture these products.

These companies manufacture drilling rig structural components and sell directly to their customers. These components provide structural support to the drill within a drilling rig, such as drill pipes which connect the above-surface rig to the drill bit; and drill collars that place weight on the drill bit for improved control and penetration.

These companies manufacture transmission components for commercial vehicles (such as buses and trucks) and sell directly to original equipment manufacturers.

These companies manufacture passive transmission components for automobiles (consumer passenger cars) and sell directly to original equipment manufacturers. These products, also known as driveline components, include driveshafts, side shafts, prop shafts, fixed joints, transaxles, etc.

These companies manufacture transmission components for commercial vehicles (such as buses and trucks) and sell directly to original equipment manufacturers.