HB 4499-1990
Machine and hand taps for processing high-strength steel through-hole MJ threads d=5~39mm.P=0.8~2mm (English Version)

Standard No.

HB 4499-1990

Language

Chinese, Available in English version

Release Date

1990

Published By

Professional Standard - Aviation

Latest

HB 4499-1990

HB 4499-1990 history

• 1990 HB 4499-1990 Machine and hand taps for processing high-strength steel through-hole MJ threads d=5~39mm.P=0.8~2mm