IRWIN Quick-Release Clamp 300mm Two-Pack T.512 Quick-Change

Deliver up to 136 kg of clamping force with one hand using the IRWIN Quick-Release Clamp 300mm Two-Pack T.512 Quick-Change. This twin pack of bar clamps converts to spreaders with a 510 mm capacity, making them indispensable for woodworking, metalworking, and assembly tasks that demand speed and versatility.

Overview

Engineered for professionals and serious DIYers, the IRWIN Quick-Grip Quick-Change clamps combine a heat-treated steel bar with high-tech resin jaws and non-marring swivel pads. The quick-release trigger allows instant repositioning, while the quick-change button enables tool-free conversion from clamp to spreader. With a 300 mm clamping capacity and 81 mm throat depth, these clamps handle a wide range of workpieces without damaging surfaces.

What stands out

• One-handed operation with ergonomic soft-grip handle and quick-release trigger
• Converts to a spreader with 510 mm capacity for versatile use
• Non-marring swivel jaw pads protect delicate materials
• Heat-treated steel bar ensures durability and minimal flex under load
• High-tech resin jaws provide strength without marring
• Includes two clamps for immediate multi-clamp setups

Technical details

• Clamping capacity: 300 mm (12 inches)
• Spreading capacity: 510 mm (20 inches)
• Clamping force: 136 kg (300 lbs)
• Throat depth: 81 mm (3.2 inches)
• Bar material: heat-treated steel
• Jaw material: high-tech resin
• Handle: ergonomic soft-grip
• Release mechanism: quick-release trigger
• Quick-change button: yes
• Quantity per pack: 2 clamps

Our verdict

A robust and versatile clamping solution that excels in speed and ease of use. The quick-change conversion and powerful grip make these clamps a valuable addition to any workshop, whether you're gluing panels, holding parts for assembly, or spreading components apart.