Bahco CS300 Combination Square 300mm (12″)
The Bahco CS300 Combination Square is a versatile precision measuring and marking tool designed for accurate 90° and 45° layout work. Featuring both metric and imperial graduations, an adjustable sliding rule, built-in spirit level and metal scriber, it’s ideal for fabrication, engineering, woodworking and general workshop use.
£17.50 exc. VAT
£21.00
Bahco CS300 Combination Square 300mm (12")
The Bahco CS300 Combination Square 300mm (12") is a high-quality measuring and marking tool designed to provide accurate layout, checking and scribing for a wide range of professional applications.
Ideal for engineers, fabricators, welders, carpenters and workshop professionals, this versatile combination square allows precise marking of both 90° and 45° angles while offering repeatable measurements thanks to its adjustable sliding rule.
With dual metric and imperial graduations, a built-in spirit level and integrated metal scriber, the Bahco CS300 is an essential addition to any toolbox or workshop.
Accurate 90° and 45° Marking
The precision-machined head enables accurate marking and checking of:
- 90° angles
- 45° angles
- Square alignment
- Mitre layouts
- Fabrication work
making it suitable for a wide variety of trade and workshop applications.
Dual Metric and Imperial Graduations
The steel rule features easy-to-read:
- Metric measurements
- Imperial measurements
allowing users to work confidently with either system.
Adjustable Sliding Rule
The sliding ruler can be adjusted and locked into position, making it ideal for:
- Repetitive marking tasks
- Depth measurements
- Consistent layout work
- Precision fabrication
This feature helps improve accuracy and efficiency during production and workshop work.
Built-In Spirit Level
The integrated bubble level provides a quick reference for approximate levelling and alignment tasks, adding further versatility to the tool.
Integrated Metal Scriber
A convenient metal scriber is stored within the handle, allowing users to accurately mark:
- Steel
- Aluminium
- Sheet metal
- Wood
- Plastics
without needing additional marking tools.
Built for Professional Use
Whether you're marking fabrication projects, checking workpiece alignment or carrying out precision layout work, the Bahco CS300 delivers reliable accuracy and durability.
Key Features
- Professional combination square
- 300mm (12") steel rule
- Metric and imperial graduations
- Accurate 90° and 45° marking
- Adjustable sliding rule
- Repeat marking capability
- Built-in spirit level
- Integrated metal scriber
- Durable construction
- Suitable for workshop and site use
Ideal For
The Bahco CS300 Combination Square is ideal for:
- Welders
- Fabricators
- Engineers
- Carpenters
- Joiners
- Metalworkers
- Workshop professionals
- DIY users
Whether you're checking squareness, marking cut lines or carrying out precision fabrication work, the Bahco CS300 offers accuracy, versatility and reliability.
Specifications
Specifications
- Brand: Bahco
- Model: CS300
- Product Code: BAHCS300
- Manufacturer Part Number: CS300
- Product Type: Combination Square
Measurement Capacity
- Length: 300mm (12″)
- Graduation Type: Metric & Imperial
Features
- Adjustable Sliding Rule
- 90° Marking Function
- 45° Marking Function
- Built-In Spirit Level
- Integrated Metal Scriber
- Repeat Marking Capability
Materials
- Blade Material: Steel
Dimensions & Weight
- Width: 152mm
- Height: 304mm
- Depth: 18mm
- Product Weight: 0.334kg
Delivery & Returns
Fast UK delivery available on our products.
Free delivery on orders over £100.
If you have any questions about delivery, availability or returns, please contact our team on 01482 222799 before ordering.
See our Delivery information
See our Returns Information
Support & Advice
Need help choosing the right welding equipment? Our experienced team is here to help.
Whether you’re unsure which machine is best for your application or need advice on consumables, PPE or accessories, we’re always happy to point you in the right direction.
📞 Call us on 01482 222799
📧 Email sales@arcmaster.uk.com
📍 Or visit our Hull superstore to speak to our team in person
We also offer equipment servicing, repairs and hire, helping you keep your tools running efficiently with minimal downtime.









