Skip Content

Want to pay an invoice? Please call us at 1-800-GRAINGER (1-800-472-4643).

Filter Results By

Item
Type
Hole Size Nominal
Hole Size (In.)
Conduit and Pipe Size (In.)
Number of Pins
Max. Capacity Mild Steel (Ga.)
Brand
Price
Shop By
Ratings

Knockout Hole Punches

154 Results Found that Include 154 Products

Results per page:  16 | 32 | 48
Punch,Knockout,1/2in
Punch,Knockout,Round,3 1/2 In
Punch,Knockout,Round,3/4 In
Punch,Knockout,Round,7/8 In
Knockout Punch,30.5mm
  • GREENLEE
  • Knockout Punch, 30.5mm Knockout Punch,30.5mm
  • Item # 1ED85
  • Mfr. Model # 10807
  • Self Centering Knockout Punch, Hole Size Nominal 30.5mm, Hole Size (In.) 1-7/32, Max. Capacity Mild Steel...More

Hole Punch,Redline,1/8 and 3/16 In
Punch,D-Shaped,0.769in
  • GREENLEE
  • Punch, D-Shaped, 0.769in Punch,D-Shaped,0.769in
  • Item # 4JA61
  • Mfr. Model # 61086
  • Knockout Punch, Double D-Shaped, Punch Size 0.769 x 0.642 In, Hole Size 0.769 x 0.642 In, Maximum Capacity...More

Hole Punch,3-1/4 in Throat,17/32 in Hole
  • ROPER WHITNEY
  • Hole Punch, 3-1/4 in Throat, 17/32 in Hole Hole Punch,3-1/4 in Throat,17/32 in Hole
  • Item # 22JK58
  • Mfr. Model # XX
  • Hole Punch, Manual, Hole Size Nominal 0.531 in., Hole Size (In.) 17/32, Number of Pins 0, Max. Capacity Mild...More

Knockout Punch/Die,For 10 ga SS,2-1/2 in
Knockout Punch/Die,For 10 ga SS,4 in
  • GREENLEE
  • Knockout Punch/Die, For 10 ga SS, 4 in Knockout Punch/Die,For 10 ga SS,4 in
  • Item # 40H681
  • Mfr. Model # 745H-4
  • Knockout Punch and Die Kit, Max. Capacity Mild Steel (Ga.) 10, Capacity 10 ga. Stainless Steel, Conduit and...More

Knockout Die,Steel,No Thread,1 in
  • GREENLEE
  • Knockout Die, Steel, No Thread, 1 in Knockout Die,Steel,No Thread,1 in
  • Item # 40H685
  • Mfr. Model # 7212SP-3/4D
  • Conduit Die, Nickel Plated Carbon Steel Material, Thread Direction No Thread, Size 3/4 in., Outside Dia....More

Punch,Knockout,Std,Round,1 In
  • TM

    Grainger Choice

  • WESTWARD
  • Punch, Knockout, Std, Round, 1 In Punch,Knockout,Std,Round,1 In
  • Item # 6EXP8
  • Mfr. Model # 6EXP8
  • Knockout Punch, Standard Round, Hole Size Nominal 1.000 In., Hole Size (In.) 1, Max. Capacity Mild Steel...More

Punch,Knockout,Round,2 7/8 In
Punch,Knockout,Round,4 1/2 In
Punch,Oil Tight,1.21in
  • GREENLEE
  • Punch, Oil Tight, 1.21in Punch,Oil Tight,1.21in
  • Item # 4JA63
  • Mfr. Model # 60242
  • Knockout Punch, Oil Tight, Punch Size 1.210 x 0.190 x 1.380 In, Hole Size 1.210 x 0.190 x 1.380 In, Maximum...More

Punch,Knockout,Round,1 In
Punch,Knockout,Oil Tight,1 7/32 In
Draw Stud,3/4 x 5.63 in,10 ga
  • GREENLEE
  • Draw Stud, 3/4 x 5.63 in, 10 ga Draw Stud,3/4 x 5.63 in,10 ga
  • Item # 40H692
  • Mfr. Model # 7212SP12
  • Draw Stud, Conduit and Pipe Size (In.) 3/4 x 5.63, Number of Pins 1, Max. Capacity Mild Steel (Ga.) 10,...More

Punch,Knockout,Round,3/4 In
Knockout Punch,1 In
Punch,Knockout,Round,7/8 In
Knockout Punch,1/2 in. L,Exact Line
  • MILWAUKEE
  • Knockout Punch, 1/2 in. L, Exact Line Knockout Punch,1/2 in. L,Exact Line
  • Item # 31AD98
  • Mfr. Model # 49-16-2661S
  • Knockout Punch, Exact Line, Hole Size Nominal 0.875 In., Hole Size (In.) 7/8, Conduit and Pipe Size (In.)...More

Punch,Knockout,Round,1 7/32 In
Punch,Knockout,0.492 In
Hole Punch,1-3/4in. Throat,3/16in. Hole
Punch,Knockout,Round,1 1/2 In
Punch,Knockout,Round,1 1/4 In
Punch,Knockout,3/4in
Punch,Knockout,Std,Round,2.416 In
  • TM

    Grainger Choice

  • WESTWARD
  • Punch, Knockout, Std, Round, 2.416 In Punch,Knockout,Std,Round,2.416 In
  • Item # 6EXR4
  • Mfr. Model # 6EXR4
  • Knockout Punch, Standard Round, Hole Size Nominal 2.416 In., Hole Size (In.) 2-3/8, Max. Capacity Mild Steel...More

Punch,Square,1/2 Inch
  • GREENLEE
  • Punch, Square, 1/2 Inch Punch,Square,1/2 Inch
  • Item # 4JA55
  • Mfr. Model # 60001
  • Knockout Punch, Square Hole, Punch Size 1/2 In, Hole Size 0.500 In, Maximum Capacity Mild Steel 16 GA,...More

Knockout Punch,1/2 in. L,Exact Line
  • MILWAUKEE
  • Knockout Punch, 1/2 in. L, Exact Line Knockout Punch,1/2 in. L,Exact Line
  • Item # 31AD96
  • Mfr. Model # 49-16-2661
  • Knockout Punch, Exact Line, Hole Size Nominal 0.875 In., Hole Size (In.) 7/8, Conduit and Pipe Size (In.)...More

Panel Punch,9 Pin Connector
Results per page:  16 | 32 | 48

A knockout hole punch from Grainger can help you easily punch holes in mild steel and aluminum. Round knockout hole punches can work great for installing electrical pipe and conduit. Help punch D-shaped, double D-shaped and square holes for switches and instruments. Use an oil-tight punch to help accurately align and produce burr-free holes for oil-tight switches. Choose punches for the type of holemaker you have and the size and shape of the holes you want to make. Shop Grainger today for the knockout hole punch that can help make your job easier!

Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More