TYPICAL IMPROVISED WEAPONS
Most improvised light, one-handed, and two-handed weapons appropriately sized for a Medium character should deal 1d4, 1d6, and 1d8 points of damage, respectively. The following examples of improvised weapons adhere to this guideline.
Light Weapons: Arrow or bolt (as melee weapons), book, bottle, broken bottle, bucket, chisel, frying pan, kitchen knife, rolling pin, scissors, skull, spade, straight razor, or tankard.
One-Handed Weapons: Branding iron, candlestick, chain, chair leg, crowbar, femur, grappling hook, scabbard, scepter, shovel, or walking stick.
Two-Handed Weapons: Brazier, chair, digging bar, metal pipe, ornamental greatsword, pitchfork, Small statue.