Why Choose the Cembre 2685580 RD28.5SS Round Punching Set?
The Cembre 2685580 RD28.5SS is a professional round sheet metal punching set engineered to produce clean, accurate 28.5 mm holes in electrical enclosures, control panels and switchboards. Manufactured by Cembre, this precision punch and die set is specifically designed for creating PG21 cable gland and 1-1/8" trade size mounting holes, delivering fast, repeatable and burr-free results for industrial panel fabrication.
Designed for electrical contractors, panel builders and OEM manufacturers, the RD28.5SS provides a reliable alternative to conventional drilling methods. Precision-machined hardened steel components ensure long service life, excellent cutting performance and professional-quality enclosure preparation while reducing installation time.
As part of Cembre's professional punching tool range, the 2685580 punching set is suitable for punching steel, stainless steel, fibreglass, plastic and non-ferrous metals, making it ideal for demanding industrial electrical and automation applications.
Key Advantages
Professional round sheet metal punching set.
Designed for 28.5 mm (PG21 / 1-1/8") cable gland holes.
Produces clean, accurate and burr-free holes.
Reduces installation time compared with conventional drilling.
Suitable for steel, stainless steel, fibreglass, plastic and non-ferrous metals.
Manufactured by Cembre for professional industrial applications.
Key Features
Cembre RD28.5SS punching set.
Part number 2685580.
28.5 mm round punch diameter.
Suitable for PG21 cable gland installations.
Punch and die included.
Compatible with TD-11 (7/16") draw stud.
Precision-machined hardened steel construction.
Designed for industrial enclosure fabrication.
Reliable Panel Preparation for Industrial Installations
Professional punching sets create precise cable entry holes with minimal burr formation and enclosure distortion. This improves installation quality, reduces finishing work and delivers a professional appearance across industrial electrical assemblies.
Cembre punching systems are trusted by panel builders, switchgear manufacturers, OEM machine builders and electrical contractors for precision enclosure preparation and dependable industrial installation work.
Typical Applications
Electrical control panels.
Industrial switchboards.
Automation cabinets.
Machine building.
PG21 cable gland installation.
OEM enclosure manufacturing.
Technical Specifications
Part Number
2685580
Product type
Round punching set
Punch diameter
28.5 mm
Cable gland size
PG21
Trade size
1-1/8"
Draw stud
TD-11 (7/16")
Suitable materials
Steel, stainless steel, fibreglass, plastic and non-ferrous metals
Maximum material thickness
Up to 3.5 mm mild steel / 2.5 mm stainless steel
HS Code
82079099
Country of Manufacture
Italy
Frequently Asked Questions
What is the Cembre 2685580 used for?
The Cembre 2685580 RD28.5SS is used to produce precise 28.5 mm holes for PG21 cable gland installation in electrical enclosures and control panels.
What hole size does this punching set produce?
It produces a clean and accurate 28.5 mm round hole suitable for PG21 cable glands and 1-1/8" trade size applications.
What materials can this punching set be used on?
It is suitable for punching steel, stainless steel, fibreglass, plastic and non-ferrous metals when used with compatible Cembre punching equipment.
What draw stud is compatible with this punching set?
The RD28.5SS is designed for use with the TD-11 (7/16") draw stud and compatible Cembre punching systems.
Who typically uses this product?
Electrical contractors, panel builders, OEM manufacturers and industrial maintenance engineers commonly use Cembre punching tools.
Trusted by Panel Builders Worldwide
Cembre punching systems are trusted worldwide by electrical professionals for delivering precise, repeatable enclosure preparation that supports high-quality industrial electrical installations.
Part Number
2685580
Product type
Round punching set
Punch diameter
28.5 mm
Cable gland size
PG21
Trade size
1-1/8"
Draw stud
TD-11 (7/16")
Suitable materials
Steel, stainless steel, fibreglass, plastic and non-ferrous metals
Maximum material thickness
Up to 3.5 mm mild steel / 2.5 mm stainless steel
HS Code
82079099
Country of Manufacture
Italy
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...