Crosswordiee.com

% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Countersink 4 letters:

REAM: Countersink
REAM: Countersink (a hole).
COUNTERSINK: Woodworking technique
COUNTERSINK: Woodworking maneuver
REAMER: Countersink.
REAMS: Countersinks.