From Brotato Wiki
Hammer
Hammer is a weapon that can be bought from the Shop. Weapons are primary damage dealers and most Characters can hold up to 6 weapons. This template has been deprecated in favor of Template:Weapon.
Usage: {{Weapon|type=melee}}
Type Sets
Weapons with same types gain set bonuses.
Blunt
(2)+1 Armor -2% Speed(3)+1 Armor +3 Max HP -4% Speed
(4)+2 Armor +3 Max HP -6% Speed
(5)+2 Armor +6 Max HP -8% Speed
(6)+3 Armor +6 Max HP -10% Speed
Heavy
(2)+5% Damage(3)+10% Damage
(4)+15% Damage
(5)+20% Damage
(6)+25% Damage