Die, Screw
Screw die, Church Family, Mount Lebanon, NY
Description
Die (1" diameter) consisting of a square black of iron (25/32" x 2 15/16" x 2 15/16") with a clover leaf shaped hole through center. 1/4" x 1/4" x 25/32" bars of tool steel are set into the sinuses between the "lobes" (holes) of the clover leaf and these steel bars have threads cut into them.