What Are They?


#1

Based on technical drawings from 1909. Each one is 2 in. dia and 4-1/2 in. long.


#2

riveting tools.


#3

Are they retained by the shallow groove?


#4

I’m absolutely riveted, but what tools are they!!?


#5

Before welding


#6

After welding.


#7

@Box, is that your ship? The one you’ ve been working so hard on?


#8

Metal maracas \m/ .


#9

Shep is correct. They are for doming the heads of iron rivets as you might see on a steam engine boiler or in old ironwork structures.

These were made in Australia by A. Goninan & Co Ltd.

Rivets
https://youtu.be/CVjS1DsqYvo

I think the shank was retained with a clamp but I haven’t come across the drawings for the machine yet. I found a close up showing a similar rivet snap in use.

A little adhesive tape and she’ll float.