Terms containing half-twist bit

Subject	English	Russian
mech.eng., obs.	half-turn twist bit	винтовое сверло
mech.eng., obs.	half-turn twist bit	свиток
mech.eng., obs.	half-turn twist bit	насосный бурав
mech.eng., obs.	half-turn twist bit	червячная перка
mech.eng., obs.	half-twist bit	свиток
mech.eng., obs.	half-twist bit	насосный бурав
mech.eng., obs.	half-twist bit	винтовое сверло
mech.eng., obs.	half-twist bit	червячная перка