Maximum surface magnetic flux density: 1.0T (10,000G) External shape: φ20 Length: 450mm M6 deep 8 tap holes on both s Pipe material: SUS304 Buff #320 finish Upper temperature limit: 80℃ Built-in magnet: Neodium Maximum surface magnetic flux density (T): 1.0 (10,000G) Heat resistance temperature (℃):80