corkborer

corkborer

(ˈkɔːkˌbɔːrə)
n
(Tools) a tool that cuts a hole in a stopper, allowing a glass tube to be inserted
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References in periodicals archive ?
Then the agar wells were prepared by using a sterilized corkborer with 6 mm diameter [24].
A disc (7 mm in diameter) of the fungi was punched out with a sterilized corkborer from advancing zones of the fresh culture, and placed on either side of bacteria inoculated plates.
After the overlay solidified wells of 6 mm diameter were dug using a sterile corkborer. 50 [micro]L of 20mg/mL solution of the synthesized EOSLs was added to the wells and the plates were incubated overnight at 28[degrees]C.