MAGNET SPECIFICATIONS
Size : 0.375 x 0.125 inch (Outer Diameter x Thickness)
Metric Size : 9.525 x 3.175 mm
Countersunk Hole Size : 0.242 x 0.136 Inches at 82°
Screw Size : #4
Grade : N52
Pull Force : 4.1 lbs
Coating : Nickel-Copper-Nickel (Ni-Cu-Ni)
Magnetization : Axially - Pair
Material : Neodymium (NdFeB)
Tolerance : +/- 0.004 in
Max Operating Temperature : 176 F
Quantity Included : 36 Countersunk Rings

Sold in Matched Pairs
Each set of countersunk ring magnets includes 18pcs with the countersunk hole on the north pole, and 18pcs with countersunk hole on the south pole. This allows you to pair them together to create magnetic latches, fasteners, and other closure mechanisms.