c ca cb cc cd ce cf cg ch ci ck cl cm cn co cp cr cs ct cu cw cy cz

Перевод: countersink

[существительное]
зенковка ; циковка ; зенкер ; конический зенкер;
[глагол]
зенковать

Тезаурус:

1. Drill clearance holes first and countersink the screws.
2. punch down any protruding nail heads and countersink screw heads.
3. Drill holes in the centre; slightly countersink the holes
4. Drill a small hole the rest of the way through the piston and countersink the opposite side to accept brass screws to attach the piston to the push rods.
5. A countersink bit for your hand or power drill enables you to recess screw heads below the wood surface; a nail punch lets you hide nail heads beneath a blob of filler.
6. Presented in a neat and robust grey plastic carrying case with a handle, which opens into three sections, it contains everything you're likely to need for drilling, screwdriving, and small maintenance jobs, including a centre punch, automatic centre punch and countersink.