CHROME VANADIUMHardened and tempered chrome vanadium steel sockets and accessories.FULLY INSULATEDEach socket is fully insulated to VDE and EN 60900 standards to protect from electric shocks up to 1500V and 1000V AC. 20 PC SETIncludes flip reverse Ratchet Wrench, T-Handle, Socket Bits and 100 and 250mm Extension Bars. COMFORT GRIP RATCHET WRENCHIncludes flip reverse and push button quick release. SIZES - Covers sizes from 7 to 22mm. 1500V DC AND 1000V AC SAFE LIVE WORKINGIdeal for technicians working on modern hybrid and electrical vehicles. Also Suitable for electricians and carpenters.EVA FOAM STORAGE TRAYFor easy storage. Tray Size (W x D x H): 350 x 395 x 30mm.LIFETIME GUARANTEE*.