Screw Grips

Screw Grips for Universal Testing Machines

Robust, versatile, and precise for a wide range of testing applications

Screw grips are among the most proven clamping tools in materials testing. They allow for precise manual adjustment of clamping force and are suitable for various specimen shapes, materials, and testing needs – from single tests to small series.

Richard Hess MBV GmbH offers high-quality screw grips for universal use in tensile testing.

Product Overview

🔹 Features & Benefits
• Manual clamping force adjustment for maximum control
• Suitable for flat, round, hard, and soft specimens
• High holding force through targeted force application
• Compact design for easy handling
• Ideal for laboratories, education, and research environments

🔹 Technical Specifications
• Clamping force depending on model up to 50 kN
• Various grip face options (serrated, smooth, rubber-coated)
• Interchangeable jaw inserts for different geometries
• Materials: tempered steel or stainless steel

Typical Applications

• Tensile testing of plastics, metals, elastomers
• Tests according to DIN, ISO, and ASTM standards
• Low to medium force applications
• Ideal for tests with frequent specimen changes

Compatibility & Integration

Our screw grips are compatible with:

• All Hess universal testing machines (e.g., TM, TMNI, TMCI, ST)
• Modernized systems with Electronic Drive Controllers
• Third-party testing machines – adapters available

Your Benefits at a Glance

✔ Universally suitable for various specimen types
✔ Easy operation without external power source
✔ Low maintenance and long service life
✔ Flexible combination with jaw inserts and accessories
✔ Also available as a custom solution for special applications

Looking for a simple and reliable gripping solution for tensile tests?
📞 Contact us – we’ll be happy to help you choose the right model!