Norma: DIN 3124
Hlavice nástrčné 1/2": 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 30, 32 mmRáčna: 1/2" (36T)Nástavec: 1/2": 125, 250 mmKlíč na svíčky: 1/2": 16, 21 mmVratidlo: 1/2"Kardan: 1/2"Kolovrátek: 1/2"