retool something for something
to set up a factory with new or altered tools for a different kind of production. The manager decided to retool the factory for greater efficiency. We will retool the plant for next year's models.
retool for something
1. Lit. to set up with new or altered tools for a different kind of production. The factory was closed down so they could retool for next year's model. How soon can we retool for this new line ofproducts?
2. Fig. to prepare oneself for a different kind of work. He decided to retool for a new job in the computer industry. I am too old to retool for a job like this.