Bake, Washer XX

[Shape] Standard
[Material] Bakelite
[Surface treatment] Bake treatment outer diameter: 5 5.4 6 8 9 10 internal diameter: 2.1 3 3.2 4 5 5.2 thickness
· Length: 0.5 0.8 1
[Sales unit] Sold individually (a single piece is available for purchase) box/pack