The X-Block 4 set contains X-Block HEAVY tool basket and X-Block PRO20 tool box. The tool basket and the tool box can be combined and fastened in any chosen configuration which protects tool from falling out in transport and provides easy access to the basket’s content any time you need it. X-Block PRO20 tool box fitted with a solid gasket ensures dust- and waterproofing, and protects power tools from weather conditions. Internal dividers or cups ensure order and easy storage of small elements. This set is a perfect solution for plumbers and fitters.