Pen needles for Novorapid pen?

[OutThere]

I haven't used this one before. Do they take the 31 gauge by 8mm pen needles?

[Mp859]

I haven't used this one before. Do they take the 31 gauge by 8mm pen needles?

I was under the impression they all use the same pen needles.

[OutThere]

I was under the impression they all use the same pen needles.

There's 5mm and 8mm and different gauges and so on.