Greenlee 742BB Knockout Punch Unit
Greenlee round standard metal punch units can punch quick clean holes through metal up to 10 gauge. Properly assembled through pilot holes, they will make clean, fast and accurate holes. Slug falls free in die.
Greenlee 742BB Knockout Punch Unit
Sản phẩm #: 13773949

Greenlee 742BB Knockout Punch Unit

Sản phẩm #: 13773949

VND 22336890

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from Hoa Kỳ

Trong kho
Hoa Kỳ Đã nhập từ cửa hàng USA

QTY:

Chỉ còn 1 mặt hàng trong kho.
Đặt hàng ngay bây giờ và nhận hàng vào khoảng Thứ Tư, Tháng 9 16
Our Top Logistics Partners
  • fedex
  • dhl
Greenlee round standard metal punch units can punch quick clean holes through metal up to 10 gauge. Properly assembled through pilot holes, they will make clean, fast and accurate holes. Slug falls free in die.
Bảo hành của U-Care:
Không có
Chọn một kế hoạch
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of Hoa Kỳ store (110-120). Recommended power converters Mua ngay.

What Stands Out

Powerful Performance
The Greenlee 742BB delivers exceptional force for clean and efficient knockout operations, addressing the needs of professional electricians and contractors who require reliable and high-performance tools on the job site.
User-Friendly Design
Designed with ease of use in mind, this knockout punch unit allows for quick setup and operation, minimizing downtime and enhancing productivity for users performing extensive electrical work.
Durable Construction
Crafted from robust materials, the Greenlee 742BB ensures longevity and resilience, providing exceptional value by withstanding the rigors of job sites, thus reducing replacement costs over time.

Thông tin chi tiết sản phẩm

Shop the Greenlee 742BB Knockout Punch Unit at Ubuy Vietnam. Easily punch clean, fast, and accurate holes in metal up to 10 gauge. Use with battery-powered, hydraulic, ratchet, or manual drivers.
  • Complete knockout punch unit with punch, die, and draw stud
  • Compatible with battery-powered, hydraulic, ratchet, or manual drivers
  • Creates clean, fast, and accurate holes when properly assembled through pilot holes
  • Slug falls free in die for easy removal
  • Suitable for use on mild steel up to 10 gauge
  • 4-1/2 inch hole size, 4 inch diameter conduit/pipe size, round punch type
Brand NameGreenlee
UPC783310199786
Unit Count1 Count
Global Trade Identification Number00783310199786
ManufacturerGreenlee
Number of Items1
Included Components742BB
Item Type NameGreenlee 742BB KNOCKOUT PUNCH UNIT
Model742BB
Part Number742BB
Operation ModeManual
Sheet Count10
Material TypeAlloy Steel, Metal
ColorBlack
Item Weight5.1 pounds (2.31 kg)
MaterialAlloy Steel, Metal
BrandGreenlee

Who Should Buy?

Suitable For
  • Electrical Contractors

    Ideal for professionals working with different sizes of knockouts in electrical panels and junction boxes efficiently.

  • HVAC Technicians

    Perfect for HVAC systems installation, allowing quick and clean cutting of conduit for ventilation ducts.

  • Maintenance Workers

    Useful for maintenance tasks requiring electrical and mechanical punchdowns in diverse facility management scenarios.

Not Suitable For
  • Casual DIYers

    Not suitable for occasional users due to the investment and specialized knowledge needed for effective operation.

MÔ TẢ SẢN PHẨM

About This Item

Introducing the Greenlee 742BB Knockout Punch Unit, the ultimate tool for all your hole-punching needs. Whether you are working with electrical boxes, conduits, or any other metal surface, this punch unit is designed to make clean, fast, and accurate holes. The Greenlee 742BB Knockout Punch Unit is a complete package, consisting of a punch, die, and draw stud. It has a 10-gauge mild steel capacity and can create holes up to 4-1/2 inches in size.

With a 4-inch diameter conduit/pipe size, it is suitable for a wide range of applications. This round punch unit is built to last, thanks to its ball bearing nut contents and the renowned Greenlee brand. It can be used with battery-powered, hydraulic, ratchet, or manual drivers, giving you flexibility and convenience on the job. Using this punch unit is a breeze. Simply assemble it through pilot holes, and it will effortlessly create quick and clean holes.

The slug falls free in the die, and with a quick tip, it drops right out, saving you time and effort. With the Greenlee 742BB Knockout Punch Unit, you can trust that every hole you make will be precise and professional. It is perfect for electricians, contractors, and DIY enthusiasts who require a high-quality tool that delivers consistent results. Invest in the Greenlee 742BB Knockout Punch Unit today and experience the ease and efficiency of hole punching like never before. Don't settle for anything less when it comes to your projects.

Choose reliability, choose Greenlee.

Có thắc mắc? Trò chuyện với chúng tôi

Câu hỏi và trả lời của khách hàng

  • câu hỏi: What is the Greenlee 742BB Knockout Punch Unit used for?

    trả lời: The Greenlee 742BB Knockout Punch Unit is designed for creating clean holes in sheets of metal and other materials. This tool is particularly effective for electrical professionals looking to install conduits or panels. Its hydraulic system ensures that the punched hole is precise and requires less manual effort compared to traditional punching methods, making it a vital tool in electrical and HVAC applications.
  • câu hỏi: What size punches are compatible with the Greenlee 742BB Knockout Punch Unit?

    trả lời: The Greenlee 742BB Knockout Punch Unit is versatile and compatible with a range of punch sizes. It typically accommodates punches ranging from ½ inch up to 4 inches, depending on the specific application and material being worked with. This flexibility allows users to tailor their punching needs to various electrical boxes, conduit sizes, and other project specifications.
  • câu hỏi: How does the hydraulic mechanism of the Greenlee 742BB enhance its performance?

    trả lời: The hydraulic mechanism integrated into the Greenlee 742BB provides a significant advantage by delivering higher force with minimal effort. This system ensures that users can achieve smooth and precise cuts, even in tougher materials like stainless steel. The enhanced performance reduces fatigue during prolonged use, making it ideal for professional electricians who carry out extensive panel installations.
  • câu hỏi: Is the Greenlee 742BB suitable for both indoor and outdoor use?

    trả lời: Yes, the Greenlee 742BB Knockout Punch Unit is designed for versatility, making it suitable for both indoor and outdoor applications. Professionals often use it in various environments, from construction sites to electrical service calls. Its durable construction can withstand outdoor conditions, provided it’s maintained properly, thus ensuring longevity in diverse settings.
  • câu hỏi: Can the Greenlee 742BB Knockout Punch Unit be used on different materials?

    trả lời: The Greenlee 742BB is engineered to handle various materials, including mild steel, aluminum, and copper. This versatility makes it an excellent choice for electricians and contractors who frequently work with different metals. Understanding the material types you’ll be working with can help you choose the appropriate punch size and configuration for optimal results.
  • câu hỏi: What features make the Greenlee 742BB user-friendly?

    trả lời: User-friendliness in the Greenlee 742BB design includes its lightweight construction, ergonomic handle, and simple hydraulic operation. These features allow users to achieve precise results with less strain. Additionally, the tool's streamlined setup enables quick punches without the need for complex procedures, making it efficient for both professionals and DIY enthusiasts.
  • câu hỏi: What safety precautions should be taken when using the Greenlee 742BB?

    trả lời: When using the Greenlee 742BB Knockout Punch Unit, it's essential to wear appropriate personal protective equipment, such as safety glasses and gloves. Ensure that the workpiece is securely clamped to prevent movement while punching. Additionally, keep hands and other body parts clear of the punching area during operation to prevent injuries. Following these precautions helps maintain a safe working environment.
  • câu hỏi: How can I maintain my Greenlee 742BB Knockout Punch Unit?

    trả lời: Regular maintenance of the Greenlee 742BB includes cleaning the hydraulic components to remove metal shavings and debris after use. Inspecting the punches for wear and replacing them as necessary also ensures consistent performance. Proper storage protects the unit from damage, and maintaining clean hydraulic oil aids in efficient operation. This upkeep optimizes the tool's functionality for future projects.
  • câu hỏi: Where can I find replacement parts for the Greenlee 742BB?

    trả lời: Replacement parts for the Greenlee 742BB can typically be found through authorized Greenlee distributors and various online platforms. It’s advisable to consult the product manual for specific part numbers, making it easier to find exactly what you need. Regular replacement of worn parts helps maintain the overall efficiency and effectiveness of the knockout punch unit.
  • câu hỏi: Where can I buy Greenlee 742BB Knockout Punch Unit in Vietnam?

    trả lời: You can purchase the Greenlee 742BB Knockout Punch Unit through Ubuy in Vietnam. Ubuy is known for its extensive selection of tools, including professional-grade equipment, ensuring you find exactly what you need for your projects. Their platform provides convenience and accessibility, making it an excellent choice for acquiring quality tools.

Greenlee Knockout Punches Editorial Review

Không tìm thấy đánh giá biên tập nào

Customer Reviews & Ratings

5 điểm của khách hàng
  • 5 sao
    81%
  • 4 sao
    19%
  • 3 sao
    0%
  • 2 sao
    0%
  • 1 sao
    0%

Đánh giá sản phẩm này

Chia sẻ suy nghĩ của bạn với các khách hàng khác

ưu

  • Easy to use
  • Durable construction
  • Highly efficient
  • Compact design
  • Excellent performance

Nhược điểm

  • A bit heavy for some users.

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9250 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Thanh toán An toàn Global Delivery Easy Returns Genuine Products

Product Price History

Thông tin quan trọng

  • Hạn chế: Đối với các sản phẩm được vận chuyển quốc tế, xin lưu ý rằng bất kỳ chính sách bảo hành nào của nhà sản xuất có thể không còn hiệu lực; các tùy chọn dịch vụ của nhà sản xuất có thể không khả dụng; hướng dẫn sử dụng sản phẩm, hướng dẫn và cảnh báo an toàn có thể không có bằng ngôn ngữ của quốc gia đến; các sản phẩm (và các tài liệu đi kèm) có thể không được thiết kế theo các tiêu chuẩn, thông số kỹ thuật và các yêu cầu ghi nhãn của quốc gia đến; và các sản phẩm có thể không phù hợp với điện áp của quốc gia đến cũng như các tiêu chuẩn khác về điện (cần phái sử dụng đầu nối hoặc bộ chuyển đổi nếu thích hợp). Người nhận có trách nhiệm đảm bảo rằng sản phẩm có thể được nhập khẩu hợp pháp đến quốc gia đến. Khi đặt hàng từ Ubuy hoặc các chi nhánh của Ubuy, người nhận là nhà nhập khẩu trong hồ sơ, đồng thời phải tuân thủ tất cả các luật cũng như quy định của quốc gia đến.
  • Không phải tất cả các sản phẩm được liệt kê trên Ubuy đều được rao bán, vì Ubuy là một công cụ tìm kiếm toàn cầu. Sản phẩm phải tuân theo các quy định về xuất khẩu/thương mại.