"Buy the NEX™ Ergonomic Aluminum Gardening Kit at Michaels. com. The six-piece gardening kit comes with heavy duty and aluminum head that will help you get your gardening jobs done. The six-piece gardening kit comes with heavy duty and aluminum head that will help you get your gardening jobs done. Constructed out of high-quality aluminum heads, this set of tools will be able to withstand any stems, weed, bushes, and many different environments without causing rust. The heads of the tools are str