Here's my tongs:
The little one I've had for probably 25 years and used it inside and out. No name, just says SS.
The middle one I have two of and got them about two years ago at Wally World, for use with my grill. No name either, just says SS.
The nylon coated one says Oneida and SS on it. All are one hand operation, but the little one has a slider, as you can see. I actually prefer that over the gravity release.
At any rate, the WW ones have been very solid for me and all get put in the dishwasher (or would that be DW....