These trains are previously owned in excellent condition, however, we do not know if they were run or not.
The road numbers for these cars are:

HOKX-638, HOKX-639, HOKX-641 and HOKX-643

Broadway Limited Imports HO 6000 Gallon Tank Cars (4 Pack) Hooker Chemicals Item #: BLI-6122 These meticulously appointed single chamber tank cars are offered in individually numbered cars in 4-pack sets. Tank Car Features:

Beautifully Detailed and Accurately Modeled
Precision Paint, Color, and Lettering Schemes
Many Separately Applied Details including Hand Rails, ladders, brake wheel, roof walkway
Detailed Underbody
Composition: ABS body, Diecast Chassis
Wheel Composition: Metal
Couplers: (2) Operating Kadee Compatible
Compatible Tracks: Code 70, 83, 100 Rail
Minimum Operating Radius: 18 in
!