DIYMAG Neodymium Fishing Magnets, 200 lbs(90 KG) Pulling Force Rare Earth Magnet with Countersunk Hole Eyebolt Diameter 1.75 inch(44mm) for Retrieving in River and Magnetic Fishing - Walmart.com
Small switchable multi-angle welding magnet (45° x 90° x 135°) - 13kg / 30lbs
Strong Hand Standard Magnetic Square For Angles 60°, 90° - MS-60-1 - Penn Tool Co., Inc
102 x 17mm Multi-Angle Welding Magnet (45° x 90° x 135°)
Large switchable multi-angle welding magnet (45° x 90° x 135°) - 24kg / 55lbs
Neodymium Round Magnet with M6 Male Thread, 90 lb or 150 lb Round Magnet with Bolt Stud Mounting Magnet for Lighting, Camera and Other Brackets (4, 90lb Magnet): Amazon.com: Industrial & Scientific