International 19 piece set of insulated sockets and accessories The sockets reversible ratchet and extension bars are totally insulated for maximum personal protection Made from injection moulded nylon 11 which exceeds the requirements of IEC 60900 the industry standard for live line working In addition these tools meet the requirements of Category C which requires them to perform at extreme temperatures of -40°C to +70°C making them unique in this category The set contains 8 x Metric Sockets 8 10 13 17 19 20 22 and 25mm 8 x Imperial Sockets 38 716 12 916 34 78 1516 and 1in AF 1 x 12in Reversible Ratchet 1 x 5in 127mm Extension Bar 1 x 10in 254mm Extension Bar ITL also offers the best guarantee in the market - a lifetime warranty on the tool and insulation plus a 30 day no quibble money back guarantee