To facilitate easy mounting, BuyMagnets.com offers alnico channel magnets with pre-drilled holes. This alnico channel magnet has two cored holes, each with a .281” diameter. There is a space of 1.125” between the two holes. The entire length of the magnet is 2.25” and it weighs .359lbs. This alnico channel magnet achieves a holding force of 27lbs.