Do cots undercut (L1) taps exist, or are they all custom made to order?
I would like a 1/4-20 UNC-3A, but then L1 undercut. I am tapping some plastic but would like a little interference fit of the 2A screw.
Do cots undercut (L1) taps exist, or are they all custom made to order?
I would like a 1/4-20 UNC-3A, but then L1 undercut. I am tapping some plastic but would like a little interference fit of the 2A screw.