Model created in Zbrush. It is watertight and ready for printing/milling. Although there are some undercuts, it was created with molding and casting in mind. Inlcudes 3 file versions:
With minimal background thickness to minimize amount of casting material With extra background thickness for more durable prints
Nominal size (although easily adjustable in any 3D software) is: 13 mm wide 35 mm tall 3 mm deep, 250 cmm volume.