drill mine

drill mine

An inert filled mine or mine-like body, used in loading, laying, or discharge practice and trials. See also mine.
References in periodicals archive ?
Tenders are invited for Stencilling & Pkg Of Drill Mine A/T
Tenders are invited for Mine Drill ATT 1A NO Empty w4hout Fuze Drill Mine AT 1C ND to Des, REF.
Tenders are invited for Mine Drill A/T 1A Nd Empty Without Fuze Drill Mine A/T 1C Nd To Des.