R411 - Neodymium Ring Magnet - 1/4" Dia x 1/16" ID x 1/16" Thi

• Dimensions: 1/4" od x 1/16" id x 1/16" thick
• Tolerances: ±0.004" x ±0.004" x ±0.004"
• Material: NdFeB, Grade N42
• Plating/Coating: Ni-Cu-Ni (Nickel)
• Magnetization Direction: Axial (Poles on Flat Ends)
• Weight: 0.0125 oz. (0.353 g)
• Pull Force, Case 1: 1.14 lbs
• Pull Force, Case 2: 3.36 lbs
• Max Operating Temp: 176ºF (80ºC)
• Brmax: 13,200 Gauss
• BHmax: 42 MGOe

These thin little rings are prefect for sewing into crafts, garments, handbags, etc. Their low profile makes them great for discretely adding tiny, powerful magnets to just about any project.