Mạnh sắt hấp thu sắt mạnh mẽ đá sắt nuôi dưỡng hồ bơi sắt magnetit mạnh bo mạnh vòng nam châm nam châm z-sắt.

Color classification.

Diameter 8x thickness 3-hole 3 (5 pieces) Diameter 8x thickness 5-hole 3 (5 pieces) Diameter 10x thickness 2-hole 3 (5 pieces) diameter 10x thickness 3-hole 3 (5 pieces) Diameter 10x thickness 3 (5 pieces) diameter 10x thickness 5-hole 4 (5 pieces) diameter 12x thickness 3-hole 4 (5 pieces) diameter 122 x thickness 4-hole 4 (5 pieces) diameter 12x thickness 5-hole 4 (5 pieces) diameter 15x thickness 3-hole 4 (5 pieces) diameter 15x thickness 4-hole 4 (5 pieces) diameter 15x thickness 5 sheets diameter 10-hole 5 (5 pieces) diameter 5 thickness 1.5 (10 pieces) straight. Diameter 20x thickness 3-hole 5 (5 pieces) diameter 20x thickness 5-hole 5 (5 pieces) diameter 20x thickness 10-hole 5 (5 pieces) diameter 25x thickness 3-hole 5 (5 pieces) diameter 25x thickness 5-hole 5 (5 pieces) diameter 25x thickness 10-hole 6 (5 pieces) diameter 30x thickness 3-hole 5 (5 pieces) diameter 30x thickness 5-hole 5 (5 pieces) diameter 30x thickness 10 x hole 6 (5 pieces) diameter 40x thickness 5-hole 6 (5 pieces)