Dowel

дю́бель

djúbelʹ

(something fitted into a surface to let other pieces be fastened to it)

на́гель

nágelʹ

(a pin fitting into holes, partly in one piece and partly in the other to keep them in their position)

шпо́нка

špónka

(a pin fitting into holes, partly in one piece and partly in the other to keep them in their position)

штифт

štift

(a pin fitting into holes, partly in one piece and partly in the other to keep them in their position)