Table: Substance Hardness and Hit Points

Substance

Hardness

Hit Points

Paper or cloth

0

2/inch of thickness

Rope

0

2/inch of thickness

Glass

1

1/inch of thickness

Ice

0

3/inch of thickness

Leather or hide

2

5/inch of thickness

Wood

5

10/inch of thickness

Stone

8

15/inch of thickness

Iron or steel

10

30/inch of thickness

Mithral

15

30/inch of thickness

Adamantine

20

40/inch of thickness