... 6x37, dia from 6mm to 28mm, t/s from 1570n/mm2 to 1960n/mm2. 9) 8x37, dia from 8mm to 22mm, t/s from ... 1570n/mm2 to 1960n/mm2. 10) ... 18x7(19x7), dia from 4mm to 24mm, t/s ... mm2. 11) 6x36(s.W), dia from 8mm to 34mm, t/s from 1570n/mm2 to 1960n/mm2. 12) 6x25(fi), dia from ...