Bench Anvil combo Mandrel kit - SFC -Tools - retailer KIT-136

The bench anvil combo mandrel kit includes:

One ring mandrel U.S. sizes 1-15
Two different style wooden bench pins
One bezel mandrel adapter
Three bezel mandrels, 1 round, 1 oval, and 1 square
One bench mounting retailer system which has a flat anvil surface on top

The ring mandrel is U.S. sizes 1-15 marked on it. The round bezel mandrel is approximately 1/4 - 5/8" (approximately 6.35-15.88 mm).
The oval bezel mandrel is approximately 5x6 - 11x12.5 mm.
The square is approximately 5x5 - 8x8 mm.