ITL 19 Piece Insulated Socket Ratchet Spanner & Bit Set designed for use on DC batteries. All items in this set are manufactured from injection molded nylon thermoplastic and are 100% tested to IEC60900 Category C and ASTMF1505. They are designed to withstand extreme impact abrasion and are flame retardant. ITL tools are 100% tested using 1000 volts for 3 minutes submerged in water.Lifetime guarantee on the tool and insulation. Supplied in tool case with inserts for easy storage transport and access. Contains:1 x 1/4in Ratchet3 x Sockets: 8 10 13mm3 x Ring Wrenches: 8 10 13mm1 x 1/4in Bit Adaptor3 x Hex Bits: 4 5 6mm2 x Phillips Hex Bits: PH1 PH26 x Torx Bits: 10 15 20 25 30 40PTDITL00022