Gravelle first entered politics in 1997 on the town council of Rayside - Balfour .
Gravelle is a retired machinist and union organizer at Inco 's mining operations in Sudbury , where he was a member of the United Steelworkers union .
member first entered politics in 1997 on the town council of Rayside - Balfour .
Gravelle is a retired machinist and union organizer at Inco 's mining operations in Sudbury , where he was a member of the United Steelworkers union .