inch stuff

inch stuff (uncountable)

1. (archaic, carpentry) Boards, etc., sawed one inch thick.

A number was often prefixed, to specify a thickness, as seen in this extract about carpentry

• 1899, John Cotton Dana, A Library Primer, Chapter VIII:

  With some forms of pegs the slots are not needed. The uprights are made of inch and a half stuff, or even inch and an eighth. The shelves are inch stuff, finished to seven-eighths of an inch. The backs are half inch stuff, tongued and grooved and put in horizontally.

• “inch”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.