Levyruuvi, linssikanta, TX, DIN 7981C, ISO 7051

d12,93,53,94,24,85,56,3
d2 max5,56,87,58,19,510,812,4
k~1,72,12,32,533,43,8
f~0,91,21,31,41,51,72
kärkiT8T10T15T20T25T25T30