Switch Punches | McMaster-Carr

	Shape Shape


Keyway	Rectangle

Round with Keyways	Round

	For Use On For Use On

	Punching Action Punching Action


Stud Driven	Plier Action

	For Hole Diameter For Hole Diameter

	For Maximum Steel Thickness For Maximum Steel Thickness

1/16"

1/8"

	Individual/Set Individual/Set

Individual

Set

	For Keyway Notch Width For Keyway Notch Width

	For Panel Cutout Diameter For Panel Cutout Diameter

1 7/32"

22mm

30mm

	For Conduit Trade Size For Conduit Trade Size

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	For Hole Length For Hole Length

	For Keyway Notch Length For Keyway Notch Length

	Stud Diameter Stud Diameter

	For Pipe Size For Pipe Size

1/2
3/4
1
1 1/4
1 1/2
2
2 1/2
3
3 1/2
4

	Stud Length Stud Length

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	For Number of Poles For Number of Poles

	Punching Force Punching Force

16,000 lbs.

22,000 lbs.

	For Conduit Thread Size For Conduit Thread Size

155 Products

Stud-Driven Hole Punches

Stud-Driven Keyway Punches

Stud-Driven Rectangular Hole
Punches for Power/Control Connectors

Create holes for installing heavy duty industrial connectors. When the die and punch are pressed together, four centering mandrels in the die mark where to drill holes for the connector's assembly.