Magswitch Magjig 150 switchable Magnetic Clamp 150lbs of Hold Force for Woodworking - Etsy
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Magswitch MagJig 150 Magnetic Woodworking and Welding Base Clamp Holder for Wood Working Supplies, Accessories, Tools and Equipment, Magnet Switch with On/Off Capabilities, 150 lb Holding Force - Arc Welding Accessories - Amazon.com