Metalwork

Industrial style at home

For the centre, I had intended to use one-inch (25.4 mm) diameter stainless steel that I had left over from a previous job but the lamp we purchased came with a one-inch chrome-plated tube which I decided to use. It also came with a screwed insert in the top for attaching the lamp and this saved me from needing to make an insert.
If you use stock tube, you will need to make an insert to fit in the top of the tube to take the lamp you purchase. This could be a nut you can find with the same thread as the lamp and where you just need to have the outside diameter reduced or you can make an insert and thread it accordingly.

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An engine imagined

“The sound of that Pearse wing destroying itself in a matter of seconds as it tore itself apart in a chain reaction fashion on the 14th September in 2012 at Whenuapai Air Base is a sound that I don’t think any of us will forget for a long while.” Retired Air New Zealand captain, Neville Hay as test pilot was not apprehensive but noted, “You have to think about everything you do. You can’t rely on memory of flying the plane.”

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Black oxide finish

The particular process we are looking at in this article does not effectively alter the dimensions of the part as it etches into the surface rather than deposits on top. Black oxide finish is sometimes called parkerizing and it is common on components such as gun barrels because it does not involve high enough temperatures to cause distortion and there is no dimensional change.

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The Shed, May/June 2019 issue no 84, in shops now

In the May/June 2019 Issue 84 of The Shed we share the amazing skills on one Daniel Strekier who built himself his own extraordinary bicycle… almost entirely out of wood!
It really is something to behold and you just have to sit back and admire the skills that went into making this incredible piece of usable art.
Jude Woodside sits down with Brent Sandow and gets all the background on this, NZ’s most accomplished knifemaker, who shares his inspirations and skills with us.

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Totally transparent

Chance is a fine thing. When Myke Bakker’s mother decided to do a leadlight course when he was a high school student and brought the tools home, she unwittingly set on course a chain of events that would influence the direction of her son’s life.
“I was fascinated by the whole process and started mucking around,” says Myke. “I made my first leadlight when I was 17.”
Fourteen years later, Myke is still intrigued by the many possibilities of working with glass and he’s made a career out of it in the process. He is one of a small team who work at Sauvarins Coloured Glass Studio in Auckland’s Penrose specialising in all things glass.

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A racy go kart

First off, we had to come up with a basic design under the KISS (Keep It Simple, Stupid) rule, keeping in mind the fact that the kids are getting older and harder on the gear. So I decided that easily replaced components were a key at this stage. Number One son is only going to get taller and no doubt half the neighbourhood would want to have a crack at setting the fastest lap around the street, so we had to include an adjustable one-size-fits-all seat in the design.

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Fire in the beer can

The cans energy drinks come in are a tad on the small side for this project. Scribe a line completely around each can 30 mm up from the base. Cut along this line with an ordinary pair of scissors. The idea is that the bottom section of one can forms the base of your stove.

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The art of coachbuilding

Many of the old crafts that had been around for centuries have been almost lost in our modern age. Among them are the crafts of those who used hand tools and tapped into centuries of passed-down knowledge, the blacksmith, the wheelwright and the coachbuilder.
Coachbuilding with wood has been around for more than 500 years. The restoration of vintage cars is helping keep this craft alive in New Zealand—just—and there are only a few people here who still have these skills. One is Neil Carter of Normanby in South Taranaki. He specialises in restoring veteran cars (made before the end of 1918). These vehicles had wooden frames and bodies made by coachbuilders in the days when the horse and carriage ruled the highways.

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Build a small steam engine – part two

Although daunting at first, it is fairly logical if tackled a small step at a time. The use of a lathe is desirable but with a little lateral thinking it would be possible to make it without one.
First the cylinder is made from a short length of 12 mm round brass rod. Mount this in the three-jaw chuck of your lathe and face off one end. When turning brass it is necessary to grind the tool with a negative rake (see diagram). Brass is extremely brittle and the point of a tool bit with a positive rake would bite and snap off, being thinner and weaker.

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The Shed, March/April issue no 83 on sale now

In the March/April 2019 Issue 83 of The Shed we get stuck into that huge home job that, when you do yourself, can save you thousands of dollars – house painting.
We talk to to the paint and filling product manufacturers to get all the latest technical info and arm you with advice on how best to undertake this very important part of home maintenance. With the current paints, technology and fillers you will learn techniques and methods that may amaze you.

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Building a small steam engine – part one

Originally devised as a plaything for young boys, they quickly became the sort of toy that a lad was only allowed to play with on special occasions. They returned for a brief period of popularity during the 1960s and 1970s but even then were more adornments for a bookcase rather than well-used toys. This was probably due to the exorbitant cost of the product rather than any regard for safety.

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How I decided to refurbish an old drill press

I regretted losing the Dyco as it was quite clear the newly acquired, imported machine I had purchased was nowhere near the quality. I bought the Tanner because I had an idea to build a small vertical slotting machine to cut small keyways and splines inside gears for my old motorcycles. I had made up a rather ugly prototype for a slotter as a proof-of-concept test which seemed to work OK.
But a very good friend of mine had recently built such a unit using an old unwanted drill press so this was the main motivation for this purchase.

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Casting aluminium wheels

This raises the possibility of casting wheels in aluminium. Casting aluminium is not as complicated as it may seem; common sense is the main ingredient. In the case of a tractor or traction engine which has two small and two much larger wheels, the contrast between the sizes is important. Further, the large wheels need to be wide but have thin tapered spokes.

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The Shed 82, Jan/Feb 2019 issue on sale now

In The Shed 82, the Jan/Feb 2019 issue, its time to join the low & slow cooking revolution – to do that we need to build our own offset smoker barbeque.
In our cover story this issue we showcase three sheddies from around the country as they have their own way of making a smoker just the way they like it. Two out of steel and one out of a wine barrel, yes, a wine barrel. We have all you need to know about low & slow cooking with rubs, woods, cuts – the lot. Get building, get smoking and get stuck in.

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