- Forged and hardened jaws made of chrome vanadium.
- Jaws undetachably welded on using the original BOLLMANN method.
- Rivets with an extra large diameter for high durability.
- A single-handed quick-release lever with return spring and clamping protection.
- A plier body welded on in the threaded section for extremely high force absorption.
- A carbonitrided knurled screw with a fine thread for precise adjustment of clamping range and pressure.
- Quality assurance through 100% testing in the final inspection.