I work for a company that manufactures tools for making parts in various industries.
The company I work for manufactures machine tools.
「工作機械(機械を作る機械)の会社で働いています」= I work for a company that makes machine tools. / I work for a company that manufactures tools for making parts in various industries. / The company I work for manufactures machine tools.
ボキャブラリー
work for = 働いている
company = 会社
make/manufacture = 作る・製作する
machine tools = 工作機械
various industries = 色々な業界