Set contents: 3/8"D ratchet with 55 teeth & quick release function; 15 x 3/8"D sockets; 2 x extension bars (75 & 150mm long), all also available as part of insulated tool kit (Part No. 6146).Socket sizes (3/8"D): 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 & 20mm. Length: 46mm.Also includes: 1 x locking extension bar 125mm (Part No. 8389); 1 x locking extension bar 250mm (Part No. 8390); 11 x magnetic socket inserts (Part No. 7932); 1 x digital magnetic angle gauge, for application of torque angle to a fastener once the applied torque value has been reached (Part No. 7560); 1 x fully insulated click type torque wrench, 6 - 30Nm (Part No. 8320).Manufactured to IEC60900 standards, for safe operator use on live voltages up to 1000V AC / 1500V DC. VDE certified.Presented in a high density PU foam tool organizer tray (563 x 409 x 37mm) & designed to fit a standard sized roller cabinet drawer, such as including Laser Part Nos. 5083 & 8248.