Boeing is offering workers a 30% wage increase, along with sweetening some other benefits to end a machinist strike that entered its second week on Friday. The offer is being described as the company’s “best and final.

Cash-strapped Boeing is facing mounting costs from an ongoing machinist strike as workers push for higher pay.

In Boeing's "best and final" offer, the company is offering a 30% general wage increase, as well as a $6,000 bonus if union workers accept the contract. Boeing would also up its contributions to 401Ks. The offer is contingent on the union accepting by the end of Friday, Sept. 27.