Bessey SG40M Heavy-Duty Steel Screw Clamp 400mm
Professional 12,000N steel screw clamp for shipbuilding, steelwork & timber framing. 400mm capacity with tempered components.
The Bessey SG40M Heavy-Duty All-Steel Screw Clamp delivers exceptional clamping performance across demanding industrial applications. Engineered for professionals in steelwork, shipbuilding and heavy timber construction, this German-engineered tool provides 12,000N clamping force with precision-engineered components that withstand intensive daily use.
Key Features
- Monolithic tempered construction – Fixed bracket and pressure plate forged as one piece for maximum torsional rigidity and tensile strength
- 35° tilting pressure plate – Heat-resistant replaceable plate adapts to angled surfaces
- Hardened spindle – Precision-tempered for wear-resistant operation
- Ergonomic tommy bar – Hexagonal bolt with rounded ends enables controlled high-torque clamping (40Nm)
Ideal for:
- Steel fabrication and boiler construction
- Marine engineering applications
- Heavy timber frame assembly
- Laminated beam clamping
- Automotive repair jig work
Technical Specifications
- Capacity: 400mm opening
- Throat depth: 140mm
- Rail dimensions: 34 x 13mm
- Weight: 3.17kg
This clamp's industrial-grade steel construction meets the exacting demands of professional workshops, combining German engineering with rugged durability for critical clamping tasks.
- Steel construction
- Boiler manufacturing
- Shipbuilding
- Automotive engineering
- Material: All-steel construction
- Clamping Force: 12,000 Newtons
- Tightening Torque: 40Nm
- Maximum Opening: 400mm
- Throat Depth: 140mm
- Rail Dimensions: 34 x 13mm
- Special Feature: Replaceable tilting pressure plate (35° adjustment)
- Special Feature: Tempered spindle for wear resistance
- Weight: 3.17kg
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your basket and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
