WILTON 14835 F-4.5, Fiber Face Jaw Cap, 4-1/2" Jaw Width

Wilton Fiber Magnefix Jaw Caps are constructed of aluminum alloy and laminated fiber to prevent absorption of outside materials. Use on applications when avoiding marring of the work surface.
Features and Benefits:
MODEL F - FIBER FACE MAGNEFIX JAW CAPS
Aluminum alloy with laminated fiber cover to prevent the absorption of outside materials
Heat parts rapidly by concentrating heat into part
Use on workpieces to avoid distortion and clamping marks
Temporary workholding systems.
Designed to protect both the vise jaws and the workpiece from marring and distortion during any clamping application
Caps are constructed from a hardened aluminum alloy with two built-in circular permanent magnets on the backside which holds the product securely to the vise
Caps are magnetic towards the vise side to prevent steel filings from attaching themselves to the jaws and keep the clamped part from becoming magnetized