NordWolf 8-Piece Spade Drill Bit Set, 6" Titanium Carbide Coated Paddle Flat Bits with 1/4" Hex Shank for Wood Boring, SAE Sizes 3/8" to 1-1/2" in Storage Case

Another tool to try would be a Paddle Bit. https://a.co/d/0bVMu0Gh Like others have mentioned, for the hole saw, start it on one end to get the pilot hole and remove a bit of material. Then move to the other side and finish the cut.