mid: 1109
url: http://fraktali.849pm.com/programs/dxf/hammer.zip
ref_url: ftp://aldebaran.ee.mcgill.ca/pub/dfir/dfir-V2R0.tar.Z
format: dxf 
pid: 27165
polygons: 2891
connected_components: 3
average_dihedral_angle: 0.206969
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.5864, ymax = 0.975, zmax = 0.157179
avg_depth: 1.239444
center: (0.289954,0.662079,0.091650)
scale: 0.564379
principle_axes: (-0.005589,0.999981,0.002764), (0.999950,0.005566,0.008271), (0.008255,0.002810,-0.999962)
principle_values: (0.085692,0.012530,0.001687)