Knockout Punches & Dies
Filters >>
Narrow it Down!
- Milwaukee EXACT 2-1/2 to 4" Knockout Set 49-16-2695Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: 49-16-2695
- DeWalt 20V MAX* Hydraulic Knockout Tool Kit with 1/2'' - 4'' Punches and Dies DCE600D1K4In-Stock Estimated Shipping Same Day or Next Business DaySKU: DW-DCE600D1K4
- Milwaukee EXACT 3-1/2" Punch 49-16-2677On Order Estimated Shipping 2-6 Days - Once Item(s) ReceivedSKU: 49-16-2677
- Milwaukee EXACT 2" Die 49-16-2670In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2670
- Current 1/2" Stainless Steel Punch 1536Factory Direct Estimated Shipping in 1-4 Days -Direct from FactorySKU: CUR1536
- DeWalt DEWALT 2-1/2'' - 4'' Knockout Punch and Die Kit DCE6004KSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: DW-DCE6004K
- Milwaukee EXACT 5" Punch 49-16-2687Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: 49-16-2687
- Milwaukee EXACT 5" Die 49-16-2686Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: 49-16-2686
- Milwaukee EXACT 3-1/2" Die 49-16-2676On Order Estimated Shipping 2-6 Days - Once Item(s) ReceivedSKU: 49-16-2676
- Milwaukee 7/16" Draw Stud 49-16-2680In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2680
- Milwaukee EXACT 4" Die 49-16-2678Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: 49-16-2678
- DeWalt 1/2"-2" Knockout Set DCE6002KSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: DW-DCE6002K
- Greenlee 1" Conduit Size Slug-Buster Knockout Punch K2P-1In-Stock Estimated Shipping Same Day or Next Business DaySKU: GRK2P-1
- Greenlee Round Die - 2" 442AVPSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: GR442AVP
- Milwaukee EXACT 3/4" Die 49-16-2662On Order Estimated Shipping 2-6 Days - Once Item(s) ReceivedSKU: 49-16-2662
- Milwaukee EXACT 1-1/2" Punch 49-16-2669Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: 49-16-2669
- Milwaukee EXACT 2-1/2" Punch 49-16-2673On Order Estimated Shipping 2-6 Days - Once Item(s) ReceivedSKU: 49-16-2673
- Greenlee 1/2" Conduit Size Slug-Buster Manual Knockout Set K2BB-1/2In-Stock Estimated Shipping Same Day or Next Business DaySKU: GRK2BB-1/2
- Greenlee 1" Conduit Size Slug-Buster Manual Knockout Set K2BB-1In-Stock Estimated Shipping Same Day or Next Business DaySKU: GRK2BB-1
- Greenlee 1-1/4" Conduit Size Slug-Buster Knockout Punch K2P-1-1/4In-Stock Estimated Shipping Same Day or Next Business DaySKU: GRK2P-1-1/4
- Current 1-1/2" Stainless Steel Punch 1546Factory Direct Estimated Shipping in 1-4 Days -Direct from FactorySKU: CUR1546
- Milwaukee EXACT 1/2" Punch 49-16-2661In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2661
- Milwaukee EXACT 3/4" Punch 49-16-2663In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2663
- Milwaukee EXACT 1" Punch 49-16-2665On Order Estimated Shipping 2-6 Days - Once Item(s) ReceivedSKU: 49-16-2665
- Milwaukee EXACT 3" Punch 49-16-2675In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2675
- Milwaukee 3/4" Draw Stud 49-16-2681In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2681
- Milwaukee EXACT Rapid Reset 1-1/8 Draw Stud Set 49-16-2704In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2704
- DeWalt 2'' Knockout Die DCE600200DSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: DW-DCE600200D
- Current 3/4" Stainless Steel Punch 1538Factory Direct Estimated Shipping in 1-4 Days -Direct from FactorySKU: CUR1538
- Current 3/4" - 7/16" x 4 in SS Draw Stud 1574Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: CUR1574
- Milwaukee EXACT 1-1/4" Die 49-16-2666In-Stock Estimated Shipping Same Day or Next Business DaySKU: 49-16-2666
- Milwaukee EXACT 2" Punch 49-16-2671Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: 49-16-2671
- Greenlee 1" Conduit Size Knockout Die KD-1Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: GRKD-1
- Milwaukee EXACT 4" Punch 49-16-2679Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: 49-16-2679
- Greenlee 3/8" Ultra Cutter 925-1-3/8Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: GR925-1-3/8
- DeWalt DEWALT 2-1/2'' Knockout Punch DCE600212PSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: DW-DCE600212P
- DeWalt DEWALT 4'' Knockout Die DCE600400DSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: DW-DCE600400D
- DeWalt DEWALT 4'' Knockout Punch DCE600400POn Order Estimated Shipping 2-6 Days - Once Item(s) ReceivedSKU: DW-DCE600400P
- DeWalt 1'' Knockout Punch DCE600100PSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: DW-DCE600100P
- DeWalt 1-1/2'' Knockout Punch DCE600112PSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: DW-DCE600112P
- Greenlee Punch Driver Adapter for 3/4" Draw Stud UA12PSpecial Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: GRUA12P
- Current 1/2" Die 1525Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: CUR1525
- Current 1" Die 1529Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: CUR1529
- Current 1-1/2" Die 1533Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: CUR1533
- Current 1/2" Stainless Steel Die 1537Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: CUR1537
- Current 3/4" Stainless Steel Die 1539Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: CUR1539
- Current 1-1/2" Stainless Steel Die 1547Special Order Estimated Shipping in 5-12 Days - Once Item(s) ReceivedSKU: CUR1547
- Current 2" Stainless Steel Punch 1548Factory Direct Estimated Shipping in 1-4 Days -Direct from FactorySKU: CUR1548
Knockout punches and dies are specialized tools used to create clean, precise holes in sheet metal, plastic, and other thin materials. They are commonly used in electrical work, HVAC installation, and various industrial fabrication needs for Ohio Power Tool customers. But how do these tools achieve such clean cuts? Here's a breakdown of their operation.
The Essential Components: A knockout punch set consists of three main parts – the punch, the die, and the draw stud. The punch is the top part with a sharp cutting edge that corresponds to a specific hole size (like 1/2"). The die is the base that matches the punch size and features a perfectly sized hole. The draw stud is a threaded rod with a nut, which serves to connect the punch and die.
The Process: To create a hole, the sheet metal is placed between the punch and die. The draw stud is tightened with a wrench, pulling the punch forcefully through the material and pressing it tightly into the receiving hole of the die. This shearing action creates a clean break within the material, leaving a perfectly sized hole. Some knockout punch systems are hydraulic-powered for heavy-duty work, speeding up the punching process and allowing for thicker materials.
Common Applications: Knockout punches and dies are indispensable for electrical work. They are used to create holes in electrical boxes and panels, ensuring a neat and precise entry point for conduit and wiring. In HVAC ductwork, holes of various sizes might be needed for ventilation ducts or plumbing line access. Knockout punches also find various applications in industrial fabrication, where clean holes in sheet metal are often required for custom components or assemblies.
By understanding how knockout punches and dies work, electricians, HVAC technicians, and industrial fabricators can leverage these tools to create clean, precise holes in a variety of applications. Knockout punches offer a quick and efficient way to create accurate holes, ensuring a professional finish and simplified installation.