... magnetic strength.Available Property: N27, N30, N33, N35, N38, N42, N45, N48, N50, N52, 30M, 33M, 35M, 38M, 40M, 42M, ... 38UH, 40UH, 28EH, 30EH, 33EH, 35EHDimension: CustomizedSpecificationsa. Grade from N35 to N35EH b. Coating: Zinc, Nickel, Epoxy, Gold, Silver, c ... lifter, sensors, computers, mobile phones, wind generator, etc. Grade: N35-N52,N33M-N50M,N30H-N48H,N30SH-N45SH,N30UH-N40UH,N30EH-N35EH ...