Retrieving Magnet, Size 4 In, Length 1 3/4 In, Width 5/8 In, Surface Size 1 3/4 x 5/8 In, Pickup Length 1 3/4 In, Pull Capacity 18 Lb, Ceramic Magnets Glued in Welded Steel Housing Construction, Use Latch Magnet To Lift, Hold, And Retrieve Metal Objects. Features Center Hole Allowing Magnet To Be Mounted To Workbench Or Attach To Rod For Retrieving