Se utilizează cu o unealtă cu acționare pătrată de 1/2" sau o cheie de 21 mm;
Capetele sunt fabricate din oțel.

JTC-1114 - 65 mm/14 muchii (TOYOTA, NISSAN, HONDA);
JTC-1021 - 67 mm/14 muchii (FORD, MITSUBISHI, MAZDA, HYUNDAI, KIA, SUZUKI);
JTC-1235 - 74 mm/14 muchii (MB, BMW, AUDI, VW, OPEL, HYUNDAI, KIA);
JTC-1403 - 79 mm/15 muchii (MITSUBISHI, HONDA, NISSAN, TOYOTA, SUZUKI);
JTC-1515 - 82 mm/15 margini (HYUNDAI, KIA);
JTC-1521 - 74 mm/15 muchii (VW, AUDI);
JTC-1522 - 87 mm/16 muchii (VOLVO, BMW);
JTC-4611 - 75 mm/15 muchii (FORD, MAZDA, VOLVO, LAND ROVER);
JTC-4612 - 93 mm/36 margini (FORD, MAZDA);
JTC-4667 - 72,5 mm/14 muchii (TOYOTA);
JTC-4668 - 75 mm/30 margini (FORD, MAZDA);
JTC-4669 - 76 mm/12 muchii (PEUGEOT, CITROEN, RENAULT);
JTC-4670 - 86 mm/18 muchii (PEUGEOT, CITROEN, RENAULT);
JTC-4695 - 84mm/14 muchii (BENZ OM642 CDL);
1 x clește pentru filtru de ulei JTC-1601;
1 cheie fixă ​​21 mm/12 muchii.