Can you knit fingerless gloves on circular needles?

How do you knit a trigger finger mitten?

Trigger finger: Knit the first 6 stitches, slip all but the last 10 onto a thread, cast on 3 sts, and knit the last 10 stitches. Arrange 19 stitches on 3 needles. Work 28 rounds in plain knitting (3 inches). Knit 2 together 10 times, break off yarn.

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