Rack Test Tube Rack Boiling Tube 6/8/10/12 Holes Wooden with Pegs

Options:

1. Type A - Holes (Diameter 22mm) x 6, Holes (Diameter 32mm) x 2

2. Type B - Holes (Diameter 22mm) x 8, Holes (Diameter 32mm) x 2

3. Type C - Holes (Diameter 22mm) x 10, Holes (Diameter 32mm) x 2

4. Type D - Holes (Diameter 22mm) x 10

5. Type E - Holes (Diameter 32mm) x 6

6. Type F - Holes (Diameter 32mm) x 8

7. Type G - Holes (Diameter 32mm) x 10

8. Type H - Holes (Diameter 32mm) x 12