S.U.R. R. Auto Parts Single Die - 5/16" - 37deg (1), Clean Hole Punch Die for Panels and Enclosures, Knockout Tool Part for Electricians and Panel Builders

S.U.R. R. Auto Parts Single Die - 5/16" - 37deg (1)
✔️ Single knockout punch die, 5/16", Panel and Box Work

The S.U.R. R. Auto Parts Die - 5/16" - 37deg (1) is a knockout or punch die for making clean holes in sheet metal, panels and enclosures. Electricians use it to punch holes in boxes, panels and enclosures for conduit and fittings. This listing is for one single item.

✅ Brand: S.U.R. R. Auto Parts
✅ Mfr part number: SRRFT255
✅ Product type: Knockout Punch Die
✅ Pack size: Single, 1 piece
✅ Size or length: 5/16"

💡 What's the difference between conduit size and actual knockout size?

Knockout sizes are listed by trade size, not actual diameter.

• A 1/2 inch conduit knockout is about 7/8 inch across.
• Always match the punch to the trade size of your fitting.
• Metric punches follow sizes like M20 and M25 for cable glands.

Grab the S.U.R. R. Auto Parts Die - 5/16" - 37deg (1) and get the job done right.