IS:451-1999. Indian standard technical supply conditions for wood screws.
Bureau of Indian Standards[BIS]
IS:451-1999. Indian standard technical supply conditions for wood screws. - New Delhi Bureau of Indian Standards 1999 - 2p.
ENG
IS Code / I.S.I
IS:451-1999. Indian standard technical supply conditions for wood screws. - New Delhi Bureau of Indian Standards 1999 - 2p.
ENG
IS Code / I.S.I