Container for Blending. Get one that can hold several bags at once.
Tool: whether it be a shovel, hoe, or trowel, for digging. With which to combine the concrete.
Wheelbarrow. In lieu of a tray, generally, the wheelbarrow is used for mixing. Particularly if the concrete has been relocated. One can also benefit from the use of a wheelbarrow when pouring concrete into a hole.
Protective gear. Though mixing concrete isn’t inherently dangerous, it’s nevertheless smart to wear protective gear. Avoid breathing the concrete dust by donning a mask. Always wear goggles because you don’t want any of the concrete, unmixed or otherwise, to get into your eyes. Waterproof gloves should be worn when working with concrete because of the risk of skin dryness and cracking.
Concreting Equipment Mixer. Don’t want to mix concrete by hand? Then get yourself a drum mixer, either to rent or to buy.