oil well tubular handling equipment, namely, oil rig slip assemblies, oil rig spiders, oil rig elevators

well drilling and production machinery, namely, oil well pipe gripping assemblies, casing gripping assemblies, power slips, slip assemblies, oil rig spiders, oil rig elevators, oil rig top-mount spiders for gripping, holding or hoisting pipe strings on oil and gas drilling rigs or oil and gas service rigs