GRABO Stone Seam Setter
Our GRABO Stone Seam Setters are expertly designed to deliver flawless joins on both porous and non-porous surfaces, making them ideal for professional applications. They feature two adjustable knobs for precise leveling and alignment, along with an additional knob for seamlessly joining or separating seams, giving you complete control over the final outcome.
The GRABO Stone Seam Setter is built with high-quality stainless steel and aluminum, these seam setters are durable and capable of withstanding heavy-duty use, making them perfect for demanding stone top installations. For optimal results in countertop slab seaming, using two seam setters together ensures superior stability and alignment, streamlining the process and making it both efficient and effortless.

Key Features:
- Vacuum Suction Technology:
- Equipped with powerful vacuum suction cups to securely hold and position stone surfaces.
- Ensures a firm grip on smooth and non-porous materials like granite, marble, and quartz.
- Adjustable Handles and Alignment Mechanism:
- Features adjustable knobs or handles for fine-tuning alignment.
- Allows seamless joining of two surfaces with minimal effort.
- Durable Construction:
- Made with high-quality materials to handle heavy stone slabs.
- Resistant to wear and designed for long-term use in demanding environments.
- Compact and Portable Design:
- Lightweight and easy to transport, making it ideal for on-site projects.
- Safety Features:
- Integrated pressure indicators to monitor suction levels.
- Ensures safe operation and reduces the risk of accidental slips or damage.
Benefits
- Precision Alignment: Ensures seamless and professional-quality joins, reducing the need for rework.
- Increased Efficiency: Speeds up the installation process by securely holding and aligning slabs in place.
- Versatility: Suitable for various applications, including countertops, flooring, and wall installations.
- Enhanced Safety: Minimizes the risk of injuries or material damage during handling and alignment.

Applications:
- Installing and aligning stone countertops in kitchens and bathrooms.
- Seamless joining of stone slabs for flooring and wall cladding.
- Professional use in stone fabrication workshops and construction sites.
Kit Includes:
- 2x rails
- 5x bridges
- 10x 4mm screws
- 3x thumbscrews (two leveling, one push/pull)
- 2x metal base plates
- 6x 5mm bolts
- 6x 5mm washers
- 2x 8mm bolts
- 2x 8mm lock washers
*Note that the GRABO tools are not included in this set
Contact Us: For further details and availability within the storefront in your location.
Order GRABO Stone Seam Setter with confidence
Availability: 10 units in stock. Product identity: Brand: Grabo · SKU: GSSS.
This replacement part or accessory page retains the original product information above and adds the buying checks below to help confirm fit before checkout.
Common use cases
- Equipment maintenance and repair
- Replacement of worn, missing or damaged components
- Workshop and field-service spares
Before you order
- Match the manufacturer part number, SKU and equipment model exactly.
- Check dimensions, connector, thread, voltage or revision where applicable.
- Confirm the quantity and included components before ordering.
Included-items check
The sale includes the product identified on this page and only the accessories expressly stated as included in the original description. Images may show application context; do not assume surrounding equipment or accessories are supplied unless listed.
Frequently asked questions
How do I verify fit?
Use the exact model and manufacturer part number. Similar appearance alone is not proof of compatibility.
Is the main tool or machine included?
No, unless the listing explicitly identifies it as included. Accessory images may show equipment for application context.
What information should I send for compatibility help?
Send the equipment model, serial or revision where relevant, the original part number and clear photos of the connection points.