Hand-powered hammers[edit]
Ball-peen hammer,[3] or mechanic's hammer
Boiler scaling hammer[3]
Brass hammer, also known as non-sparking hammer or spark-proof hammer and used mainly in flammable areas like oil fields
Carpenter's hammer (used for nailing), such as the framing hammer and the claw hammer, and pinhammers (ball-peen and cross-peen types) [3]
Cow hammer – sometimes used for livestock slaughter, a practice now deprecated due to animal welfare objections[4]
Cross-peen hammer,[3] having one round face and one wedge-peen face.
Dead blow hammer delivers impact with very little recoil, often due to a hollow head filled with lead shot or pellets
Drilling hammer – a short handled sledgehammer originally used for drilling in rock with a chisel. The name usually refers to a hammer with a 2-to-4-pound (0.91 to 1.81 kg) head and a 10-inch (250 mm) handle, also called a "single-jack" hammer because it was used by one person drilling, holding the chisel in one hand and the hammer in the other.[5] In modern usage, the term is mostly interchangeable with "engineer's hammer", although it can indicate a version with a slightly shorter handle.
Engineer's hammer, a short-handled hammer, originally an essential components of a railroad engineer's toolkit for working on steam locomotives.[6] Typical weight is 2–4 lbs (0.9–1.8 kg) with a 12–14 inch (30–35 cm) handle. Originally these were often cross-peen hammers, with one round face and one wedge-peen face, but in modern usage the term primarily refers to hammers with two round faces.
Gavel, used by judges and presiding authorities to draw attention
Geologist's hammer or rock pick
Joiner's hammer, or Warrington hammer[3]
Knife-edged hammer, its properties developed to aid a hammerer in the act of slicing whilst bludgeoning
Lathe hammer (also known as a lath hammer, lathing hammer, or lathing hatchet), a tool used for cutting and nailing wood lath, which has a small hatchet blade on one side (with a small, lateral nick for pulling nails) and a hammer head on the other[7]
Lump hammer, or club hammer
Mallets, including versions made with hard rubber or rolled sheets of rawhide
Railway track keying hammer[3]
Rock climbing hammer
Rounding hammer Blacksmith or farrier hammer. Round face generally for moving or drawing metal and flat for "planishing" or smoothing out the surface marks.
Sledge hammer
Soft-faced hammer
Splitting maul
Stonemason's hammer
Tinner's hammer
Upholstery hammer
Welder's chipping hammer