nail and hammer

Most consumer hammers list 16 oz as a common weight and some list 20 oz; product specifications in this set show overall weights roughly from 1.4 to 1.96 pounds.

Hammer heads are primarily steel or carbon/high‑carbon steel. Some models also offer soft-face options made from synthetic rubber for reduced surface damage.

Some hammers include anti‑vibration designs with shock‑absorbing dual‑durometer grips to reduce hand vibration and fatigue, while others emphasize ergonomic comfort grips, vinyl covers, or soft‑touch handles for improved grip and comfort.

The listed overall lengths for these hammers fall roughly in the 11.5 to 13.8‑inch range.

Kits commonly include fasteners and hand tools such as nails and screws, screwdriver bits and Allen keys, compact levels, padded knee pads, organized trays, and hanging hardware.

Some soft‑face models include two interchangeable 1‑inch diameter heads; at least one head in the listings is described as replaceable if it becomes worn.