ROMAN DODECAHEDRON ARE WOOD WORKING TOOLS MADE AT THE ARMORORS FOUNDRY FOR MASS PRODUCTION OF WOODEN SHAFTS WITH TAPERS TO READILY MATCH THE FITMENT NEEDS OF:
'METAL SPEAR TIPS',
'METAL ARROW HEADS',
'LEGALLY DEFINED ? WHEEL SPOKES DIMENSIONS', 'CHAIRS',
ETC., ETC.
A 'BURN ON HOT FITMENT' MAY HAVE BEEN USED FOR SOME OF THE CAST SPEAR TIPS & ARROW HEADS.
I POSTED THIS INFORMATION ON THIS WEBSITE A FEW YEARS AGO AS A BLOG.