have been tooling

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of tool.
  tool

  noun

  an implement, especially one held in the hand, as a hammer, saw, or file, for performing or facilitating mechanical operations.

Related Words

• apparatus
• appliance
• device
• engine
• gadget
• gizmo
• machine
• means
• mechanism
• utensil
• weapon