Master Magnetics Magnet Fastener - Rectangular, No Adhesive, 3" Length, 0.878" Width, 0.250" Height, 22 Pound Pull, Silver, Pack of 8, CA293X8

Master Magnetics CA403CNX20 Magnet Fastener, Rectangular with Center Hole Nickel Plated, 1" Length, 0.875" Width, 0.250" Height, 7 Pounds, Silver (Pack of 20)

Master Magnetics CA293WAX8 Magnet Fastener, Rectangular with Double-Sided Foam Adhesive Nickel Plated, 3" Length, 0.878" Width, 0.250" Height, 22 Pounds (Pack of 8)

Iron Filings - 1 Pound Package

65 Pound Neodymium Channel Magnets 3 1/4 x 1/2 x 1/4" 2 Pieces

Master Magnetics RB45CX10 Round Base Magnet Fastener with 0.190" Center Hole Chrome Plate, 1.425" Diameter, 0.283" Thick, 16 Pounds, Silver (Pack of 10)

4pcs SUNKEE Super Strong Neodymium Magnet 3" x 1/2" x 1/8" Rare Earth Neodymium

Master Magnetics RB50CX6 Round Base Magnet Fastener with 0.197" Center Hole Chrome Plate, 2.04" Diameter, 0.302" Thick, 35 Pounds, Silver (Pack of 6)

4 Cts. of Neodymium Channel Magnet with 50 LB Holding Power by CMS Magnetics

ScienceWiz - Bar Magnets

Powerful Neodymium Bar Magnets, Rare-Earth Metal Neodymium Magnet, N45, Incredibly Strong 33+ LB Strength - 60 x 10 x 5 mm, Pack of 10