102mm HSS Bi-Metal Hole Saw 4 Inch Professional Cutting Performance CK Tools 424033
£20.78
Ex. VAT(over £100+VAT, applies to zone A only , £6 +VAT otherwise)
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This is the 102mm HSS Bi-Metal Hole Saw 4 Inch Professional Cutting Performance CK Tools 424033 available at SparksDirect.co.uk for the best price.
The CK Tools 424033 is a professional-quality 102mm HSS (High Speed Steel) bi-metal hole saw, expertly engineered to meet the high standards of trade professionals. Built for demanding applications, this tool provides the strength and precision required to create clean, accurate holes in a wide variety of industrial and construction materials.
Featuring premium-grade 8% cobalt alloy steel, the hole saw is designed for an extended working life and excellent wear resistance, even when used at high temperatures. Whether you are cutting through challenging metals or dense timber, its robust construction ensures consistent performance and reliability, helping tradespeople complete their tasks with efficiency and ease.
Features and Benefits
- Premium-grade 8% cobalt alloy steel construction for extended working life
- Excellent wear resistance at high temperatures
- Variable pitch teeth for rapid cutting action
- Designed for efficient swarf removal and reduced vibration
- Suitable for cutting metal, wood, aluminium, steel, cast iron, brass and plastics
- HSS bi-metal construction for durability and consistent cutting performance
- Compatible with CK Tools arbor systems for hole saws from 32mm to 150mm
Technical Specifications
- Product code: 424033
- Product type: Hole saw
- Diameter: 102mm (4")
- Blade material: HSS bi-metal / cobalt alloy steel
- Tooth type: Variable pitch teeth
- Maximum cutting depth: 38mm
- Manufacturer series: PRO
- Applications: Metal, steel, aluminium, cast iron, brass, wood and plastics
- Related arbor compatibility: 424039 and 424040
- Country of origin: Taiwan
- Weight: Approx. 0.413kg
Frequently Asked Questions
What materials can the CK Tools 424033 cut?
The 424033 is designed for cutting metal, wood, aluminium, steel, cast iron, brass and plastics.
What size hole does this hole saw produce?
This model cuts a 102mm (4 inch) diameter hole.
What arbor is compatible with this hole saw?
The 424033 is compatible with CK Tools arbor models 424039 and 424040 for hole saws between 32mm and 150mm.
Who Needs This Product?
This hole saw is essential for trade professionals who require high-performance boring tools, including electricians, plumbers, HVAC installers, carpenters, and maintenance engineers working in commercial or residential construction environments.
What Is This Used For?
It is used for creating large-diameter, clean-edged circular holes in a variety of surfaces. Common applications include creating entry points for large-bore pipework, ventilation ducting, electrical trunking, or installing specialized hardware and fixtures in wood, composite materials, and industrial metals.
Reasons Electricians Recommend This
- Variable pitch teeth help deliver fast cutting performance with reduced vibration.
- Premium cobalt alloy steel construction supports long working life and wear resistance.
- Suitable for use across multiple materials commonly encountered on-site.
About CK Tools
CK Tools is a manufacturer of professional hand tools and accessories designed for electricians and trade professionals. The company produces a wide range of products for electrical, construction and industrial applications, focusing on durability, performance and reliability for professional use.
About the Range
The CK Tools Pro Cobalt hole saw range is designed for professional cutting applications across metal, wood and plastic materials. Featuring premium-grade cobalt alloy steel construction and variable pitch tooth technology, the range is engineered to provide fast cutting action, efficient swarf removal and extended working life in demanding trade environments.
| Tools Specs | |
| Tool Type | Hole saw |
| Brand | CK Tools |
| Application | Cutting tool |
| Tool size | 102mm |
| 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.

















