Trusa Stels contine: 1 cheie clichet de 1/2, 17 capete tubulare de 1/2: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 27, 30, 32, 2 capete tubulare pentru bujii de 1/2: 16, 21, 9 x capete tubulare alungite de 1/2: 10, 11, 12, 13, 14, 15, 17, 19, 22, 1 cardan de 1/2, 2 extensii de 1/2: 125 mm, 250 mm, 1 adaptor pentru cheie 3/8 – 1/2, 1 adaptor pentru biti: din 1/2 in 5/16, 26 biti – insertii 5/16: 4, 5, 6, 8, 10, 12, 14, SL 8-10-12, PH 1-2-3-4, PZ 1-2-3-4, T 20-25-27-30-40-