Material: Sintered NdFeB. Grade N50.
Gauss Rating: 14,200 Gauss
Pulling Force: 2.5 lbs
Pole Orientation: Magnetized through the thickness. The poles are on the 1/4" and 1/4" sides.
Coating: Nickel-Copper-Nickel 3 layer plating, the best coating available
Tolerance: The tolerances of all the dimensions are +/-0.002in with coating.