ZBY0Y0C - Neodymium Surplus Block Magnet - 2" Len x 2" Wid x 3/4" Thi

• Dimensions: 2" x 2" x 3/4" thick
• Tolerances: ±0.004" x ±0.004" x ±0.004"
• Material: NdFeB, Grade N35
• Plating/Coating: Ni-Cu-Ni (Nickel)
• Magnetization Direction: Thru Thickness
• Weight: 13 oz. (368.54 g)
• Pull Force, Case 1: 155.6 lbs
• Pull Force, Case 2: 209.6 lbs
• Surface Field: 3375 Gauss
• Max Operating Temp: 176ºF (80ºC)
• Brmax: 12,100 Gauss
• BHmax: 35 MGOe

These might be surplus magnets, but they are still incredibly strong and dangerous if mishandled. One of these blocks has a pull force of over 150 lbs when stuck to a large, thick steel plate!