Making a convenient key for a drill chuck

Making a convenient key

It is necessary to cut off the head of the native key, but not at the root, but on distance of about 5-7 mm. To do this, mark the place of the cut with a marker. Holding the key with pliers, saw off the head with a grinder. If there is a vice, use them, because this method is extremely dangerous.
Making a convenient key for the drill chuck
Next, you will need a spanner key, in which hole the cut-off head is inserted as closely as possible. I took it at 8, I don’t need it that much, especially the second half of it will remain completely working.
Making a convenient key for the drill chuck
Insert one into the other.
Making a convenient key for the drill chuck
Making a convenient key for the drill chuck
Fixing with arc welding.
Making a convenient key for the drill chuck
Hammered the dross with a hammer after welding.Grind to shine with a grinding wheel on the grinder.
Making a convenient key for a drill chuck
Our handy key is ready. Making a convenient key for the drill chuck
Testing: tightening the cartridge very well, it's just a song!
Making a convenient key for a drill chuck
It's a shame that I suffered a long time with an ordinary key. I recommend you do the same. As a result of a longer lever, you can easily create a good tightening force, without unnecessary strain on yourself.

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