These miniatures are in 28mm scale and were designed by Sync Ratio Systems and compatible with Bolt action, Planet28, Forbidden Psalm, Forbidden Psalm Last war, Trench Crusade.
 
This set contains
Blast Crater set 1 - X4, X2 Small Aprox 45mm Circumference, 1 Medium Aprox 66mm Circumference,1 Large Aprox 84mm long and 66mm wide.
 
They come in ABS resin.
 
Please note 3D printer resin is not like the Resin used to make injection moulded miniatures it is denser and there for can be a little more brittle.
 
This set is supplied un-painted and some clean up may be required.