Cardboard disques, sold in bags of 10 discs.

Plywood discs, sold in bags of 10 discs.

Miniature cardboard disques, sold in bags of 10 discs.

T-shaped cotterpins, sold in bags of 50 discs.

Cotter pins for waggle joints, sold in bags of 10 discs.

Washers, sold in bags of 20 discs.

Bolts M4, sold in bags of 10 pieces.

Nuts M4, sold in bags of 5 pieces.