Socket spanner set

· HAZET Safety-Insert-System (SIS) · Made in Germany · Drive: 1/4 inch (6.3 mm) square, hollow, 3/8 inch (10 mm) square, hollow, 1/2 inch (12.5 mm) square, hollow, 3/4 inch (20 mm) square, hollow · Dimensions / length: 519 mm x 50 mm · Net weight: 1.24 kg · Order system size: 519 x 50 mm. HAZET Safety-Insert-System (SIS) · Perfect order system - all tools are snugly embedded · Fast, integrated completeness check – missing tools are noticed immediately · Unlimited combination options · Number of tools: 8.