25mm Pro Cobalt HSS Bi-Metal Hole Saw 1 Inch – Professional Cutting Tool CK 424006
£8.17
Ex. VAT(over £100+VAT, applies to zone A only , £6 +VAT otherwise)
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This is the 25mm Pro Cobalt HSS Bi-Metal Hole Saw 1 Inch – Professional Cutting Tool CK 424006 available at SparksDirect.co.uk for the best price.
The CK Tools 25mm Pro Cobalt HSS Bi-Metal Hole Saw is a professional-grade cutting tool engineered for fast, clean, and precise hole creation. Manufactured from premium 8% cobalt alloy steel, it offers exceptional wear resistance and maintains high cutting efficiency even when operating at elevated temperatures, ensuring a long and reliable working life on the job site or in the workshop.
Designed for versatility, this hole saw features a variable pitch tooth design that is optimised for faster cutting performance and reduced vibration. This structure not only promotes smoother operation but also facilitates efficient swarf removal, keeping the cutting path clear for increased control. It is an ideal solution for tradespeople who require a durable and efficient tool for a wide variety of materials
Features and Benefits
- High-speed steel (HSS) bi-metal construction for durability
- Variable pitch teeth for fast cutting performance
- Designed for efficient swarf removal during cutting
- Reduced vibration for smoother operation
- Suitable for cutting a wide range of materials
- Professional-grade design for trade and industrial use
- Part of the CK Tools PRO hole saw range
- Designed for clean and accurate hole cutting applications
Technical Specs
- Product code: 424006
- Product type: Hole saw / holesaw accessory
- Diameter: 25mm
- Cutting depth: up to 38mm
- Material: HSS bi-metal construction
- Tooth design: Variable pitch teeth
- Application materials: wood, metal, steel, stainless steel, aluminium, brass, cast iron, plastics and die cast metals
- Product series: CK PRO hole saw range
- Intended use: power tool accessory
Frequently Asked Questions
What materials can this hole saw cut?
It is suitable for cutting a wide range of materials, including metal, stainless steel, cast iron, aluminium, brass, wood (including nail-embedded wood), and various plastics.
Does this hole saw come with a mandrel?
No, this is the hole saw unit only; it requires a compatible hole saw mandrel (arbor) to attach to your drill.
What size hole does this produce?
The 424006 produces a 25mm diameter hole.
Who Needs This Product?
This product is essential for electricians, plumbers, carpenters, and general contractors. It is a highly useful addition to the toolkit of any professional who needs to create clean, precise holes in metal or wood for conduit, pipework, or cable installations.
What Is This Used For?
This hole saw is used for creating clean, circular holes (25mm diameter) in a variety of industrial and construction materials. It is commonly employed for installing electrical cables, conduits, and piping through metal sheets, wood panels, and plastic surfaces.
Reasons Electricians Recommend This
- Bi-metal HSS construction provides durability across multiple material types
- Variable pitch teeth deliver fast, efficient and smooth cutting performance
- Versatile cutting capability across wood, metal and plastics makes it suitable for site work.
About CK Tools
For over 100 years, CK Tools has been a leading manufacturer of professional-grade hand tools. Renowned for its commitment to quality, performance, and innovation, the company develops its products in close collaboration with trade professionals. CK Tools ensures that every piece of equipment meets the rigorous demands of modern electrical and industrial environments.
About the Range
This product is part of CK Tools’ Pro Cobalt range of hole saws. This series is specifically designed for high-performance applications where durability and heat resistance are required. The range focuses on providing tradespeople with robust, reliable accessories that deliver precision results across a broad spectrum of heavy-duty materials.
| Tools Specs | |
| Tool Type | Hole saw |
| Brand | CK Tools |
| Application | Cutting tool |
| Tool size | 25mm |
| Range | CK Tools PRO hole saws |
| Packaging type | Pack of 1 |
Note: Some images and pictures are for reference only. The item may differ from the image/picture due to manufacturer's change. Should you require the exact item in the picture, please call or email us to enquire.
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Shipping
Sparks Direct delivers via courier to the UK only; the standard delivery charge is £6 + VAT for all orders under £100 + VAT. If your order is over £120, you get free delivery (unless there's a special delivery charge for the items you wish to order or you're in shipping zone C or D). Full details for shipping charges can be found via Terms and Conditions.
If the items you order are in stock and the order is placed before 1.00pm, delivery can be made within 1-2 working days. If the items are not in stock, we will inform you via email how long it will take or ask for your confirmation if there's a long lead time.
Returns
We offer 30-day returns for unwanted items - please email us to request a returns number which will need to be quoted when the items are returned. For faulty items or items damaged in transit, please advise via email, and an appropriate returns number will be provided. Full details concerning returns and refunds can be found via our Terms and Conditions.

















