Wera's 39 piece screwdriver ratchet socket and bit set provides an incredible 162 tool combinations from a very compact storage case. The ultra strong and fine 60 tooth 6° Bit Ratchet will take 100Nm of torque but is also compact enough for the most confined spaces. The set also contains a screwdriver handle bit holder range of sockets and a huge range of high quality screwdriver bits designed for the most demanding applications in trade and industry. Ideal for auto maintenance plumbing air-conditioning & machine servicing electronic & aerospace industries as well as many more. Contents: 1x Kraftform Screwdriver Handle x 78mm 1x 1/4" Rapidaptor Bit Holder x 50mm 1x 1/4" Mini Bit Ratchet x 87mm 1x 1/4" Hex to 1/4" Square Drive Adaptor 1x Slotted: 5.5mm 6x Phillips: 2x PH1 3x PH2 1x PH3 5x Pozidriv: 1x PZ1 3x PZ2 1x PZ3 5x Hex-Plus®: 3 4 5 6 8mm 6x TORX: TX 10 15 20 25 30 40 5x TORX Security (BO): TX 10 15 20 25 30 7x 1/4" Sockets: 5.5 6 7 8 10 12 13mm