3m core tubi exterioris dolii

Description:

Locus Origin: China
Nomen notam: JCDRILL
Exemplar Number: BTW NTW HTW PTW
Type: Superficies Caput EXERCITATIO
Materia: Steel
Usus: exploratio core EXERCITATIO
Longitudo: 1.5m 3m
Nomen: TW Series Core Barrel