After 40 days on strike, 33,000 Machinists rejected an improved contract offer from Boeing by 64 percent on Wednesday. The offer included a 35 percent wage increase over 4 years. Members of Machinists (IAM) District 751 and District W24 build passenger jets and and freighters, including the 737, 767, and 777. Most work at Boeing’s huge factories at Everett and Renton, Washington.