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A good knockout punch is an essential tool for electricians and plumbers, simplifying the process of creating clean holes in electrical boxes and metal conduit. The right punch set can save significant time and effort, ensuring professional results for any installation. Investing in quality ensures durability and consistent performance, making your work more efficient and safer.
💎 Punch Clean, Round Holes: Our knockout punch set ensures smooth operation and clean hole edges, resulting in uniform hole size and lovely, round holes.
💎 Ergonomic Design: With a long handle and ergonomic structure, our knock out punch sets is easy to use and saves time and effort, making drilling worry-free.
💎 6-Piece Set: Our kit includes six punches in sizes 22.5mm, 28.3mm, 34.6mm, 43.2mm, 49.6mm, and 61.5mm, making it versatile for a range of applications.
💎 Versatile Application: Our knockout set can be used to punch mild steel, aluminum, fiberglass, and plastic, making it ideal for industry, professional equipment drilling, personal DIY, and furniture installation.
💎 Complete Kit: The hole cutter includes 1 wrench, 6 drill bits, 2 pull rods, and 1 connector, all packed in a durable red plastic case for easy storage and transport.
Complete Punch Tool: Unleash your inner DIY master with this comprehensive hydraulic punch kit! With a hydraulic punch, 10 punches and dies, a step drill bit, a sturdy carrying case, 2 draw studs, a piston shaft, a spacer, and sealing rings, you'll have...
Efficient Hydraulic 15T: Get the job done faster and more efficiently with our powerhouse hydraulic mechanism pump! The hydraulic mechanism pump produces 15T strong pressure, providing high punching accuracy and fast punching speed. Compared with standard...
Built to Last: Made from a sturdy combination of 40 Cr steel and 45# steel, you can trust in its strength, sturdiness, and longevity. The stable construction is suitable for heavy-duty and frequent punching works. With laser-engraved alignment marks...
Comfort at its finest: Punch with ease and comfort using our user-friendly knockout set! The innovative slug splitting dies make slug removal a breeze, leaving you with a clean and round hole every time. The convenient "on/off" knob on the pump allows for...
Wide Application: Experience more versatility with our professional-grade hydraulic knockout punch set! Perfect for drilling holes in a wide range of materials, including stainless steel, iron, aluminum, plastic, and glass fiber, it's an essential tool...
Set includes 1-Inch (2.5 cm) ratcheting wrench, knockout punches, dies and draw studs for 1/2-Inch, 3/4-Inch, 1-Inch, 1-1/4-Inch, 1-1/2-Inch and 2-Inch (1.3, 1.9, 2.5, 3.2, 3.8, 5.1 cm) conduit sizes
Cutting capacity 10 gauge mild steel; also cuts aluminum, fiberglass and plastic
Splits slugs for easy removal
Punches holes cleanly and accurately
Kit includes six different size knockout punches and dies, two draw studs and ratcheting box end wrench
Convenient Operation: The knockout set is fast and easy to operate. With the excellent cooperation of a drill bit and a driving bolt, you can easily get a clean and uniform hole. And the long plastic handle ensures zero sliding and effective force...
COMPLETE 6-DIE PROFESSIONAL SET: Includes 6 sets of precision dies for standard conduit sizes: 1/2", 3/4", 1", 1-1/4", 1-1/2", and 2". Perfect for creating clean, burr-free holes in electrical panels and junction boxes. Designed for professional...
HEAVY-DUTY 10 GAUGE CAPACITY: Engineered for high-performance, this punch set easily cuts through mild steel up to 10 gauge (3.5mm), as well as aluminum, fiberglass, and plastic. The alloy steel construction ensures long-lasting durability for industrial...
EFFORTLESS SLUG REMOVAL (SPLIT-POINT DESIGN): Our advanced Slug-Buster style dies feature a unique split-point geometry that automatically shears the metal scrap into two separate pieces during the punching process. This "self-splitting" action prevents...
HIGH-LEVERAGE RATCHET OPERATION: Includes a professional 19mm Chrome Vanadium (Cr-V) ratchet wrench that provides excellent leverage for manual punching. The ergonomic design allows for smooth operation in tight spaces without the need for bulky hydraulic...
PRECISION ALIGNMENT & STORAGE: Comes with two high-tensile draw studs (7/16", 20UN and 3/4", 16UN) for perfect alignment every time. All components are secured in a rugged green carrying case.
【Warning】: This product cannot be used if the board thickness is less than 0.8mm.
Manual drive knockout punches, for use with ratchet, wrench, or electric driver. Conduit punch sizes: 1/2",3/4",1",1-1/4",Actual hole diameter:0.89" ,1.11" ,1.36" ,1.7"
Sheet Metal Knockout Punch Kit, perfect for mild steel under 10 gauge (3.5mm), such as sheet steel, copper, aluminum, brass, fiberglass, some plastics, electrical pipe, quazite, conduit (NOT FOR Stainless Steel, Wood, Drywall)
Heavy Duty Classic Hole Punch Kit, forged, machined and heat treated 5140 steel construction.
Economic Knockout Punch Driver Set, complete conduit punch set include 4 dies, 4 hole punches, 2 bearing driving bolts
Easy to use drive-bolt design uses several turns of a wrench to apply pressure
Convenient Operation: The knockout set is fast and easy to operate. With the excellent cooperation of a drill bit and a driving bolt, you can easily get a clean and uniform hole. And the long plastic handle ensures zero sliding and effective force...
Operation: Battery,hydraulic,ratchet or manual drivers, when used with ratchet, hydraulic or battery drivers,buy the punch and die only,the draw stud is part of the driver kit.
Accurate Conduit Hole Sizes: This UTZIKO manual knockout hole punch driver kit includes punches and dies for precise conduit hole sizes ranging from 1/2" to 2", allowing you to meet various size requirements with accuracy.
Efficient and Clean Punching: The punches are designed to provide smooth operation, clean hole edges, and uniform hole sizes, ensuring professional results. It effortlessly punches through mild steel, aluminum, fiberglass, and plastic materials.
Durable and Reliable: Constructed with high-quality materials and engineered for durability, this knockout hole punch driver kit is built to withstand rigorous use and provide long-lasting performance.
User-Friendly Design: The long handle design offers easy operation and ergonomic comfort, reducing fatigue during prolonged use. The kit also comes with a compact and lightweight toolbox for convenient storage and portability.
Wide Range of Applications: Ideal for various applications, including electrical installations, pipe fittings, construction projects, and more.
1/2" - 2" SLUG-BUSTER KNOCKOUT KIT: Punches precise holes in up to 10-gauge mild steel, aluminum, brass, copper, fiberglass, and plastics with an outside diameter of 7/8" for 1/2" to 2" conduit size knockouts
HIGH-LEVERAGE RATCHET WRENCH: Built to meet the needs of busy electricians on the jobsite, the high-leverage 1" hex ratchet wrench features a convenient 5-degree ratcheting mechanism
ERGONOMIC PUNCH PROFILE: Effortlessly splits slugs in half to make the slug removal process extremely easy and has a knurled edge for a secure grip
EASY THREADING: Punch tool conveniently eliminates cross-threading by drawing studs with the dog point tip to make threading simple
INCLUDED CARRYING CASE: Kit includes a KRW-1 high-leverage ratchet wrench, 1/2" to 2" conduit size Slug-Buster punches, 1/2" to 2" conduit size dies, 7/16" and 3/4" ball-bearing draw studs, and a KCC-RW2 rugged carrying case
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Knockout Punches
Types of Knockout Punches
Manual Knockout Punches: These are the most common and affordable type. They typically consist of a punch, die, and a threaded draw stud that is tightened with a wrench. They require manual force to create the knockout.
Hydraulic Knockout Punches: These use hydraulic power to create the knockout, requiring less physical effort. They are ideal for frequent use or for punching through thicker materials.
Ratchet Knockout Punches: These combine aspects of manual and hydraulic systems, using a ratcheting mechanism to drive the punch, reducing the effort needed compared to fully manual types.
Material and Durability
Look for punches made from hardened steel for maximum durability and resistance to wear. This ensures the tool can withstand repeated use and cutting through metal without dulling quickly.
Consider the finish of the tool; a black oxide or chrome finish can offer some corrosion resistance, prolonging the tool's lifespan, especially in damp environments.
Size and Application
Knockout punches come in various sizes to create different diameter holes. Ensure the set you choose includes the common knockout sizes required for your typical electrical box and conduit installations.
Some kits include punches for specific applications, such as creating pilot holes or larger openings. Assess your project needs to select the appropriate size range.
Ease of Use and Maintenance
For manual punches, consider the leverage provided by the draw stud and the ease with which a wrench can be applied. Hydraulic and ratchet types offer inherent advantages in reducing user fatigue.
Regular cleaning and light lubrication of moving parts will help maintain the tool's functionality and prevent rust.
Frequently Asked Questions
What is a knockout punch used for?
A knockout punch is primarily used to create clean, precise circular holes in sheet metal, most commonly in electrical boxes and metal conduit. This allows for the passage of wires and cables.
What is the difference between manual and hydraulic knockout punches?
Manual knockout punches require physical force applied by a wrench to drive the punch through the material. Hydraulic knockout punches use hydraulic fluid pressure to do the work, significantly reducing the physical effort required.
What material are knockout punches typically made of?
Most high-quality knockout punches are constructed from hardened steel. This material provides the necessary strength and durability to cut through metal effectively and withstand repeated use.
How do I choose the right size knockout punch?
Consider the standard knockout sizes for the electrical boxes and conduit you will be working with. Most sets include common sizes, but verify the range to ensure compatibility with your specific project requirements.
How should I maintain a knockout punch?
Regular maintenance involves cleaning the punch, die, and draw stud after use to remove debris. Applying a light coat of oil can prevent rust and ensure smooth operation for future tasks.
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