Not Only For Soldering But A Host Of Other Service Uses
Spread glue, brush-on stain, apply solder flux, clean out an action, slap on oil or grease, brush metal filings from cutting tools - these and all the other odd shop jobs that call for a handy, inexpensive brush. This old standby, the original tinner's acid brush, will serve you well anywhere in the shop.
Big Book Catalog, Issue:69, Page:384
SPECS: Rolled tin handle, bristles tightly crimped; 2 sizes:
#1 - 3/8"
(9.5mm) and #3 - 9/16" (14.3mm).
6" (15.2cm) long.