Socialist symposium has given the union enough ideological firepower to take capitalism head on.
A dispute over union membership numbers is holding up the extension of the wage agreement.
Numsa's symposium attracted interest from socialist groups in over 17 countries, but many fellow Cosatu affiliates were conspicuously absent.
Neasa has said it will continue its constitutionally protected lockout of workers following the end of the wider strike in the metals sector.
A month-long strike in the metal sector is over after a three-year deal was reached in which workers will receive pay hikes of as much as 10% a year.
The union has accepted a wage offer from employers but will continue striking over conditions relating to future pay negotiations.
Numsa will convene a number of member meetings to present the latest wage offer to its members, despite Seifsa already making the offer public.
On money the union and the employers virtually agree. But on matters that could define future strikes the differences appear nearly unbridgeable.
The trade union has called on it's members to intensify the nationwide strike, which has already affected some companies in the automobile sector.
Striking workers have been targeting factories on the East Rand where Numsa members are still turning up for work.
Everyone condemns labour-related violence but no one can agree on how to deal with the matter.
Smaller companies are not giving up on the fight against the current collective bargaining system in the metals sector.
Industry body Seifsa is said to be meeting with Numsa on Wednesday morning to discuss a wage agreement.
SA's biggest metals union is verging on a wage agreement with employers one week after embarking upon a strike, the department of labour says.
While the Mideast simmers, and Numsa test the limits of our economy, we can thank the heavens for our minister of national pride Faith Muthambi.
Moody's rating agency has warned that the country's credit rating is at risk as the 220 000-strong Numsa strike enters its fifth day.
Cosatu's Zwelinzima Vavi has told thousands of striking metalworkers that workers have no reason to celebrate 20 years of freedom.
Employers' worker lockout has been seen as a drastic attempt to weaken Numsa's upcoming strike. But the union is just as resolute.
Blame for violence towards non-striking Transnet employees at Ngqura port in Coega, Eastern Cape, is being bandied about between Numsa and Satawu.