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Franklin Performance Chassis Punches

10+ in stock
Select Size
Chassis Punches, also known as a screw punch or a knockout punch are used to easily punch holes in sheet metal. A smaller hole is pre-drilled into the material and then the chassis punch used to enlargen the hole.
Being made from high strength alloy steel and having a heat treatment with a unique oil impregnation to prevent corrosion, our Chassis Punches are built to last a lifetime.
Sizes available:
  • 3/4" (19mm) - pre-drill size 10.5mm
  • 1" (25.4mm) - pre-drill size 12.5mm
  • 1.25" (31.8mm) - pre-drill size 12.5mm
  • 1.5" (38.1mm) - pre-drill size 20.5mm
  • 2" (50.8mm) - pre-drill size 20.5mm

Cutting capacity:

  • Aluminium, brass, copper: 4.0mm
  • Mild steel 3.0mm
  • Stainless steel 1.5mm
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