I have a book, "Bethlehem Tool Steels" copy right 1948, listing HW8 -Hot Work 8 tool steel
Typical Analysis
C 0.60
Chromium 3.60
Moly 8.50
Vanadium 1.75
They list heat treatment,uses, instructions for working, tempering tables etc. a couple of pages on this steel.
Also listed "Solid Drill Steel"
C .75, Manganese .20 Silicon .15
Uses- chisels, concrete-buster points, crow bars, blacksmithing tools, etc.
I don't have a scanner, but if you'd like specific info I can relay it.
Mark