The BESSEY SPZ Rafter Clamp is a heavy-duty professional clamp designed for roofing and timber-frame construction.

It delivers clamping forces of up to 12,000 N for securely positioning large structural timber components.

Its robust construction makes it ideal for demanding carpentry, roof framing and timber-building applications. The clamp is designed for fast positioning directly onto rafters and other heavy timber sections. Two sizes are available with opening capacities of 600 mm and 800 mm.

The larger SPZ80K features a 17 mm hexagonal bolt for powerful and controlled tightening. It also includes a heat-resistant pressure plate with a durable sintered steel insert. The pressure plate can tilt up to 35° for secure clamping on sloping or angled timber components.

✅ Key Features

• Powerful clamping force up to 12,000 N
• Designed for roofing and timber-frame construction
• Heavy-duty professional construction
• Suitable for large structural timber components
• Opening capacities up to 800 mm
• Deep throat for improved timber access
• Strong profiled steel rail
• SPZ80K features a 17 mm hexagonal bolt
• SPZ80K pressure plate tilts up to 35°
• Heat-resistant pressure plate on SPZ80K
• Durable sintered steel pressure plate insert
• Ideal for professional carpenters and timber framers

🏠 Designed For Roofing And Timber Framing

The SPZ has been developed specifically for roof construction and timber-frame applications. Its heavy-duty design makes it suitable for rafters, beams and other substantial timber sections.

The Hammer-in tip is driven into the rafter then the clamp is then quickly closed, to allow you to start right away with powerful clamping.The generous opening and throat depth provide excellent versatility on site.

🔨 Fast And Secure Positioning

The rafter clamp design allows rapid positioning onto structural timber. Its robust construction provides a secure grip before final clamping pressure is applied. This helps speed up alignment and assembly during roof and timber-frame construction.

🔄 Tilting Pressure Plate

The SPZ80K features a heat-resistant pressure plate with a sintered steel insert. The pressure plate can tilt by up to 35°. This allows secure contact when working with angled, sloping or uneven components.

🛡 Heavy-Duty Construction

The BESSEY SPZ is designed for demanding professional site conditions. Its strong steel rail and substantial clamping mechanism provide excellent durability during regular heavy-duty use.

🛠 Applications

Ideal for:

• Roof construction
• Timber framing
• Structural carpentry
• Rafter installation
• Beam positioning
• Timber assembly
• Roof truss construction
• Heavy timber construction
• Professional joinery
• Construction site work

📏 SPZ60K Specifications

• Opening Capacity: 600 mm
• Throat Depth: 120 mm
• Rail Size: 27 x 13 mm
• Weight: Approximately 2.90 kg
• Maximum Clamping Force: Up to 12,000 N

📏 SPZ80K Specifications

• Opening Capacity: 800 mm
• Throat Depth: 140 mm
• Rail Size: 30 x 15 mm
• Weight: Approximately 5.00 kg
• Maximum Clamping Force: Up to 12,000 N
• Hexagonal Bolt: 17 mm
• Pressure Plate: Heat resistant with sintered steel insert
• Pressure Plate Movement: Tilts up to 35°

⭐ Why Choose the BESSEY SPZ?

The BESSEY SPZ combines exceptional clamping force with a design developed specifically for timber construction.

Its large capacity makes positioning rafters and structural timber easier and more secure.

For professional roofers, carpenters and timber framers, it provides powerful and dependable clamping performance.