Here is a guide to the size of Oxford Punch Needles. One picture shows the front of the loops and the other picture shows the size of loops... - Punch Hooking Rugs
Learn to punch needle - E-book (PDF file only) – Blanc Laine
Oxford Punch Needle #14 - A Threaded Needle
Oxford Punch Needle Handbook - Etsy
Oxford Punch Needles - Fine Point – The Oxford Company, LLC
Full Set up for Oxford Punch Needles – Searsport Rug Hooking