Assorted, Black, Rectangular, Square, Circle, Ribbed,Hole Bungs, Plastic Inserts

Assorted, Black, Rectangular, Square, Circle, Ribbed,Hole Bungs, Plastic Inserts.
 
You will receive a mixture of the following sizes and types:
 
Rectangular
 
20mm x 15mm, 30mm x 15mm, 30mm x 20mm, 40mm x 20mm, 50mm x 30mm, 2" x 1", 60mm x 40mm, 80mm x 40mm, 100mm x 40mm, 100mm x 50mm.
 
Square
 
1/2" x 1/2", 20mm x 20mm, 1" x 1", 30mm x 30mm, 40mm x 40mm, 50mm x 50mm, 60mm x 60mm, 80mm x 80mm, 100mm x 100mm. 
 
Round
 
1/2", 5/8", 3/4", 7/8", 1", 1 1/4", 1 1/2", 1 3/4", 48.3mm, 2" Diameter.