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3dm
3dm, igs
max
3dm, stp
max, obj, fbx
max, fbx
3dm, bip/ksp
3dm, stp, igs
max, ma/mb, obj, fbx
stl
max, obj, stl, fbx, tbscene
obj, 3dm, stl, stp, igs, x_t
3ds
sldprt, stp
obj, 3dm, stl