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[MattiJ]

Combo drill-nail


https://i.imgur.com/taplQIs.jpg

needed long 3.5mm drill and steel nail was first suitable piece of rod...

[MattiJ]

I think you have the explanation.

Btw. Carbide doesn't snap that easily as long as there is no stress risers or shock loading.
Anyone...

[MattiJ]

Never have had problems with aluminium rims leaking but got at least 3 sets of tires on steel rims that leak.
Wifeys previous car had 3 tires out...

[MattiJ]

Seen Aluminium bronze also on local prop manufacturer:

...

[MattiJ]

https://www.ebay.com/itm/Official-un...oAAOSwgaZeY8-6...

[MattiJ]

Dried out electrolytic capacitors are always good bet on power supplies.
This particular one looks? to have Capxon branded electrolytics that are...

[MattiJ]

Maybe "penetrating cavity wax" like Dinitrol ML would be more appropriate for compressor tank. Doesn't really dry out and does great job on...

[MattiJ]

50 Rockwell C is not terribly hard yet (tho it depends a lot if it is D2 or 1080 carbon steel)

I'd bet my dollars on sharpened CBN insert...

[MattiJ]

I don’t mind machining trough the mill scale but TIG welding is definetely more enjoyable with pickled parts....

[MattiJ]

I assume you haven't actually tried the vinegar pickle?

It works but it's not the fastest process, might take day or two especially if the...

[MattiJ]

Weiler comes to my head as first example of large bores and high speeds.
E70 with 100mm/ 4” bore and 1800rpm, optionally spindle bore up to 216mm....