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GREENLEE K3BB-3 Round Knockout Punch Set, 3 17/32 in, for 10 ga Steel - Greenlee Knockout Punches & Dies
GREENLEEGreenlee Knockout Punches & Dies

GREENLEE K3BB-3 Round Knockout Punch Set, 3 17/32 in, for 10 ga Steel

The GREENLEE K3BB-3 is a knockout punch set designed for 10 ga sheet metal capacity in steel, with a 3 17/32 in nominal size and round shape. This set includes a 2 in wrench and features brass construction. It is a…

SKU 3G-OTH-291586

Also listed as: K3BB3 · K3BB 3

Brand
GREENLEE
Item
K3BB-3 Round Knockout Punch Set, 3 17/32 in, for 10 ga Steel
Category
Greenlee Knockout Punches & Dies
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

GREENLEE
Manufacturer Part Number
K3BB-3
Type
Round
Nominal Size
3 17/32 in

Technical Documents

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GREENLEE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GREENLEE K3BB-3 is a knockout punch set designed for 10 ga sheet metal capacity in steel, with a 3 17/32 in nominal size and round shape. This set includes a 2 in wrench and features brass construction. It is a Greenlee Knockout Punches & Dies product, model number K3BB-3.

Frequently Asked Questions

What is the GREENLEE K3BB-3 knockout punch set used for?

The GREENLEE K3BB-3 knockout punch set is used to create clean, round holes in 10 ga sheet metal (steel) for electrical enclosures, panel boxes, and industrial equipment. It is ideal for installing conduit, cable fittings, or switches where precise, burr-free openings are required.

What are the specifications of the GREENLEE K3BB-3 knockout punch set?

The GREENLEE K3BB-3 is a round knockout punch set with a nominal size of 3 17/32 in, designed for 10 ga steel sheet metal capacity. It includes a 2 in wrench and features brass construction. The manufacturer part number is K3BB-3.

Where to buy the GREENLEE K3BB-3 knockout punch set worldwide?

You can source the GREENLEE K3BB-3 knockout punch set worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right GREENLEE knockout punch set for sheet metal?

To select the right GREENLEE knockout punch set, match the nominal size (e.g., 3 17/32 in) to your required hole diameter and ensure the set is rated for your material thickness (e.g., 10 ga steel). The K3BB-3 includes a 2 in wrench and brass components for durability.

Used in

Common applications for GREENLEE
Electrical panel fabrication — Greenlee knockout punch sets (e.g., K2BB-1-1/2) for creating holes in 10 ga steel enclosures.
Telecommunications cable installation — Greenlee cable cutter model 765 for cutting data cables up to 2 1/4 inches.
Conduit wire pulling — Greenlee non-conductive fish tape FTN536-50 for pulling wires through 50 ft of conduit.
PVC conduit bending — Greenlee heater model 847 for heating 1/2 to 6 inch PVC pipes before bending.
Long-distance cable pulling — Greenlee conduit measuring tape model 435 for pulling cables up to 3,000 ft with 170 lb capacity.
Threaded hole creation — Greenlee drill tap countersink DTAPM5C for M5x0.8 metric threads in sheet metal.

GREENLEE Products

3G Electric supplies GREENLEE greenlee knockout punches & dies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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