Việt
mũi khoan nửa tròn
mũi khoan trụ
Anh
half-round bit
cylinder bit
Đức
Kanonenbohrer
Kanonenbohrer /m/CNSX/
[EN] cylinder bit, half-round bit
[VI] mũi khoan trụ, mũi khoan nửa tròn
cylinder bit, half-round bit