The Dewalt DWST1-71195 has a large 23L volume unit for storing larger hand tools and power tools. The metal side latches allow connectivity for easy carrying and safe stacking, and built-in wide handle for easy and stable portability. Strong and tough metal latches and metal hinges for heavy duty use. The Dewalt DWST1-70706 is designed for small part storage and includes possibilities for good content management. Comes with two removable dividers for drills and bits organization. The good size capacity of 8L allows for plenty of storage potential, and the bi material handle on top of each unit to ensure easy and comfortable lifting. All units can stack one on top of the other, and the side latches are durable to ensure units are fixed. The side latches allow multiple T-STAK� units to be stacked together. Features Large, comfortable bi-material handles for extra grip; Rugged and hardwearing metal latches improve durability; Connecting units is quick and easy with the simple interlocking system; TSTAK I II tool cases keep your tools safe and secure; Tool case foam can be configured to fit your tools for ultimate protection; All models include label windows for improved organisation; Built with metal draw rails for smooth operation; Units include adjustable drawer organiser and storage tubs.