Probst STS-43 Stone Splitter

Further Information on the Probst STS-43 Block Cutter / Block Splitter

Probst Part Number: 51200077

This Probst STS-43 Block Cutter offers a highly efficient solution, often replacing the need for time-consuming and costly cutting with masonry saws by providing clean snapping of blocks.

• Extra-long cutting blade: 430mm.
• Clean cuts: Triangular cutting blade provides precise guidance.
• Reversible blade: Both the top and bottom cutting blades feature four cutting edges, extending the blade's lifespan.
• Enhanced visibility: A better view of the cutting line allows easier positioning of blocks.
• High splitting force with reduced effort.
• Speed indicators: Size indicators in centimetres and inches, along with a 45-degree angle on both support plates, significantly speed up the work.
• Durable construction: Galvanized surface protection for extended durability.

The New STS Range of Probst Block Cutters

Complete Probst STS Stone Splitter Range:

• STS-33 / STS-43: Spring-mounted support table (both halves tiltable) enables clean undercuts for precise laying without large, uneven gaps.
• STS-33-F: Equipped with a tilted, rigid support table, ensuring a consistent cutting angle.
• STS-43-H / STS-65-H: Suitable for cutting concrete kerbstones or limestones.
• STS-43-H / STS-65 / STS-65-H: Spring-mounted support table with one tiltable half and one rigid half for precise laying without uneven gaps.

Probst – Making Hard Work Easier!

For over 60 years, Probst has been manufacturing tools and equipment that simplify everyday life on construction sites. With numerous important ergonomic and efficiency-enhancing innovations, Probst Material Handling is now the world market leader, setting the standard for handling construction materials both on-site and in concrete plants.

Their headquarters are located in Erdmannhausen, Germany, with a Competence Centre for Robot Production in Könitz. Alongside five subsidiaries in Great Britain, France, Italy, Poland, and the USA, Probst strive to find optimal solutions for their customers every day. They also have a strong presence worldwide, supported by over 450 sales partners. Since 2020, the entire corporate group has been climate-neutral.

Whether in structural or civil engineering, in the garden, or on the street, Probst products are essential on all construction sites. Their machines and tools make life easier for everyone working with paving stones, pipes, and other concrete products.

Why? Because Probst prioritise efficiency and ergonomics, leading them to become the world market leader in gripping and laying technology through numerous innovations.

Probst STS-43 Stone Splitter and Probst Block Cutter

What materials can the STS-43 Stone Splitter cut?

The STS-43 is ideal for cutting concrete blocks, breeze blocks, paving blocks, and similar masonry materials. It delivers clean cuts without dust or water, making it a great alternative to power saws.

What is the maximum block size the Probst STS-43 can cut?

This model can cut blocks up to 440mm in length and 120mm in height, making it suitable for most commercial and landscaping block types.

Does the STS-43 generate dust or noise?

One of the key advantages of the Probst STS-43 is its low-dust and quiet operation, making it safer and cleaner to use than power saws, especially in public or enclosed spaces.

What makes the triangular cutting blade better than older square blades for Probst Stone Splitters?

The reversible triangular blade delivers a cleaner, more accurate cut and can be flipped to extend its service life. It’s a significant improvement over the older AL33 square blades.

Is the Probst STS-43 Block Cutter easy to use?

Yes. The STS-43 uses a lever and eccentric transmission to create high splitting force with minimal operator effort. It also includes a measuring scale and angle indicators for precision cuts.

Can I replace the blades on the Probst Block Cutter?

Absolutely. Spare triangular blades are available from our Probst spare parts range, just search part number 33000030.

What’s the difference between this and the STS-33-F?

The STS-43 has a longer blade and greater splitting capacity than the STS-33-F, allowing for bigger block sizes and more flexibility on-site.

Do I need any additional tools to use with the STS-43?

You may find Probst marking tools or a Flexmarker Kit helpful for aligning cuts. A Probst Measuring and Marking Tool MAL is also ideal for consistent layout and cutting prep.