Parts of Speech for Counter-sinking
count·er-sink
C c Gramatical Hierarchy
Grammatically "Counter-sinking" is a verb. But also it is used as a noun.
All about counter-sinking Download all about counter-sinking in pdfGrammatically "Counter-sinking" is a verb. But also it is used as a noun.
All about counter-sinking Download all about counter-sinking in pdf