Hector McKenzie, Machinist opened The Oil Well Supply Company in 1866. He later partnered with James Joyce, a blacksmith. The company manufactured drill rigs and special tools for the oil industry. The largest drill bit ever produced by Oil Well Supply was 30 inches in diameter, 14 feet long, and weighed 5,000 lbs! Tools built by Oil Well Supply in Petrolia accompanied the foreign drillers all over the world.