SIDCHROME Nano Tool Sets are 1/4″ drive multi-service socket and screwdriving tool sets ideal for all-round use. Each set features a premium ratchet and ergonomic screwdriver handle, and more than 30 essential sockets and screwdriver bits. All tool components come safely secured in a compact heavy-duty blow-mould storage case featuring a sturdy and secure auto-closing metal clasp mechanism; bit strips rise automatically upon opening, and sockets are easily removed by tilting.