Gross 4″/100 mm Locking Clamp – Large-Capacity, Lightweight Clamp with Fast-Action Locking for Assembly and Repair Tasks
The Gross 20805 locking clamp offers a generous 100 mm (4″) jaw opening, making it the largest model in this series of quick-action clamps. Built with a strong reinforced plastic frame and a dependable toothed locking mechanism, it delivers secure holding power while remaining lightweight and easy to handle for extended use in woodworking, gluing, and general assembly.
Specifications:
- Jaw opening: 100 mm (4 inches)
- Material: High-strength plastic body with rigid clamping arms
- Locking mechanism: Ratchet-style toothed rail with incremental pressure steps
- Release feature: Built-in quick-release trigger
- Grip: Ergonomic handle with non-slip rubberized surface
- Use cases: Ideal for clamping large workpieces during gluing, repair, or fabrication
Benefits:
- With its expanded reach and fast-action ratcheting system, this clamp provides both convenience and strength for handling bulkier materials. The lightweight plastic body ensures reduced user fatigue, while the toothed locking track guarantees consistent holding pressure across various work angles.
- Ideal for carpenters, DIY builders, furniture makers, and repair professionals in need of a high-capacity, non-marring clamp for working with larger components during bonding or alignment processes.








