Vintage B.S.A Spanner Wrench Classic British Motorcycle Bicycle Tool Kit Roll

Vintage BSA spanner with a great aged used patina. Can’t see any sizes on it. Please take the time to study the pictures for size and condition as they form part of the listing. Happy to combine postage wherever possible. Please check out my shop listings for lots more quality tools and quirky items. #D5

9/16 x 18 UNF Thread Rolling Die Head / Roller Die – Class 2A – Engineering Tool

Used thread rolling die head / roller die for producing external 9/16 × 18 UNF threads (Class 2A). This is a roller-type threading tool (non-cutting), designed to form threads by cold rolling rather than cutting. Typically used on a lathe or dedicated thread-rolling machine in an engineering or machine-shop environment. Markings visible include 9/16 × 18 UNF 2A along with manufacturer / part reference markings (see photos). Condition: Used condition with visible cosmetic wear and light surface rust from storage. Rollers appear intact. Sold as pictured. Please note: This is not a hand die. Buyers should ensure compatibility with their machine before purchasing.