Half with north on the outside face, half with south on the outside face. Tolerances: 0.800in +0.000in -0.010in O.R. x 0.675in +0.000in -0.010in I.R.
Product ID: SMAN2859
Dimension: 0.800″ outside radius x 0.738″ inside radius x 0.300″ thick x 33.0degree arc
Coating: Nickel Coated Magnets
Magnetization direction: Magnetized through radius