mid: 1105
url: http://www.digitalanimators.com/Images/3dmodels/wrench.zip
ref_url: http://www.digitalanimators.com/HTM/Resources/3dModels/Zygote.htm
format: dxf 
pid: 28573
polygons: 3092
connected_components: 4
average_dihedral_angle: 0.422122
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.975, ymax = 0.280984, zmax = 0.097571
avg_depth: 1.299227
center: (0.598600,0.176736,0.063200)
scale: 0.494741
principle_axes: (0.998204,-0.059899,-0.000798), (-0.059901,-0.998203,-0.001601), (-0.000700,0.001646,-0.999998)
principle_values: (0.074297,0.002210,0.000204)