Defective drill Synonyms

Defective replaced

Definitions for Defective

(adjective) having a fault
(adjective) having a defect
(adjective) not working properly

DD abbreviation

DD is an abbreviation for Defective Drill

What does DD stand for?

DD stands for "Defective Drill"

Drill replaced

defective bit

defective form

Definitions for Drill

(noun) an established and often automatic or monotonous series of actions followed when engaging in some activity
(noun) something done over and over in order to develop skill
(verb) to make a hole or series of holes in