The Boy Mechanic, Book 2: 1000 Things for Boys to Do, Volume 3 Papyras Classics

← The Boy Mechanic, Book 2: 1000 Things for Boys to Do, Volume 3

Chapter 254

Repairing a Worn Thimble

Silver thimbles are easily worn through at the end, and they can be quickly repaired by soldering from the inside. A very neat repair can be made with an alcohol lamp and a blowpipe by using a little silver solder. Borax or resin is used as a flux.