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Discussion in 'OT (OFF Topic) Forums' started by verytalldave, Oct 21, 2011.
I want one..............
Broca para furo quadrado.wmv - YouTube
What is this Witchcraft!
More like idiot Chinese
The mind boggles.
They are not Chinese - Japanese!
Quite simple concept to get a square hole, but just needs some well engineered kit with the right control philosophy
All it needs now is a round peg
Clever Germans and Americans, actually...
Drilling a Square Hole
simple explanation - How to Drill a Square Hole - YouTube
I remember a mate of mine describing one of these, way back when we had a manufacturing industry round here....
Notice the tool still leaves radiused corners though, only a recipricating chisel will give truly square ones.
Exactly. The nature of a drill is that it only rotates. This is a CNC mill with a specialised bit and the right software instructions with complex controls on rotation and direction synchronised with exactly where the cutting edge is on the rotation.
BTW, i did not get 'borked' on my ipad with this link
So it's a CNC Realeaux cutter...
Now where did I leave that box of square bolts? they were definitely around here the other day!