Blunt notch

тупой надрез

Англо-русский политехнический словарь
blunt notch
blunt
blunt angle
blunt crack
blunt drill
blunt drill bit
blunt end
blunt file
blunt knife
blunt pile
blunt point
blunt round needle point
blunt terminus
blunt tool
blunt trauma
blunt-end of dna
blunt-nosed
blunt-nosed body
bluet
blurt
brunt
bunt
drag bunt
bear the brunt of something