Trump takes to Twitter to pit Boeing and Lockheed Martin against each other

President-elect Donald Trump is using Twitter to pit two major military contractors against each other, inviting Boeing to “price-out” its F-18 fighter jet to compete with Lockheed Martin‘s F-35 fighter.

Trump tweeted the following message Thursday evening:

Trump met Wednesday with the CEOs of Boeing and Lockheed Martin. Following the meetings, both CEOs said they had discussed lowering costs.

WATCH: Trump says they’re looking to cut costs after meetings with Boeing, Lockheed CEOs 

0:46 Trump says they’re looking to cut costs after meetings with Boeing, Lockheed CEOs

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Since winning the election, Trump has complained about the cost of Boeing’s work on two new Air Force One planes and Lockheed’s contract for F-35s.