The inserts are constructed from lightweight yet durable aluminum, offering a robust solution without adding unnecessary weight. This choice of material ensures that the inserts are both strong and easy to handle. The aluminum bodies are designed to be secured to the vise using powerful rare-earth magnets, which provide a reliable hold during operation.

• Prism aluminum jaws - engineered with a hardness gradient between copper and lead, these inserts optimize secure clamping of round/oval objects in the Brownells bench vise
• Prism aluminum jaws - engineered with a precise 90 degree cutout in the upper section, these jaws facilitate optimal horizontal clamping of flat materials, ensuring secure and stable positioning
• Prism aluminum jaws feature a horizontal prism-shaped cutout and three distinct vertical prisms engineered for secure clamping of round or oval workpieces
• The 90 degree cutout in the upper section is optimized for horizontal clamping of flat materials