Metal Shark Hammers: The New Trend in DIY Tools

Metal Shark Hammers: The Blend of Art and Functionality

Have you ever wondered what it would be like to drive nails with a hammer shaped like a shark? Thanks to the unique precision casting technology of Castem, a manufacturer based in Fukuyama, Hiroshima prefecture, this dream has become a reality with their new stainless steel hammers: the Hammerhead Shark Hammer and the Shark Head Hammer.

Available from December 19, 2025, at various retailers including the domestic e-commerce site, Castem’s Rakuten Marketplace, international e-commerce on eBay, and local store meta mate in Nihonbashi, these hammers are priced at 5,500 yen (tax included).

A Creative Concept: Hammerhead Shark Hammer

The Hammerhead Shark Hammer draws its name from the distinctive hammer-like shape of its head. This playful design raises a question: Can it really hammer nails like the real thing? The answer is a resounding yes! While it may feel awkward at first due to its unusual form, users will quickly discover that with a bit of practice, the hammer fits nicely in hand, making it effective for driving nails.

At first glance, this hammer is all about appearance rather than practicality. However, its quirky charm is undeniable, and the way the hammer mimics the shark's head allows it to perform its function surprisingly well.

The Shark Head Hammer: Stylish and User-Friendly

On the other hand, the Shark Head Hammer takes a more traditional approach, featuring the iconic head of the great white shark. Known as one of the most famous shark species, the great white is recognized not only for its appearance but also for its potential danger to humans. The hammer embodies this fierce reputation, with metallic teeth that are perfectly imitated. The substantial weight and robust design make it a highly effective tool. Additionally, its wooden handle is ergonomic, ensuring a comfortable grip and making it easy to drive in nails with precision.

Precision Engineering at Its Best

Both hammers are the result of Castem's innovative precision casting technology, specifically the investment casting method that allows for intricate designs. By melting metal at temperatures reaching approximately 1,700 degrees Celsius and pouring it into molds, they reproduce complicated shapes down to the finest details. With stainless steel as the primary material used, these hammers boast durability and resistance to rust, ensuring long-lasting use.

When picking your hammer, consider your preference: do you value originality or practicality? These products are particularly recommended for DIY enthusiasts, outdoor lovers, or anyone who has a passion for sharks.

Product Details

- Hammerhead Shark Hammer

- Price: 5,500 yen (tax included)
- Dimensions: 5.5 cm (height) x 6 cm (width) x 22 cm (length)
- Weight: Approximately 450g
- Material: Stainless Steel
- Made in: Japan

- Shark Head Hammer

- Price: 5,500 yen (tax included)
- Dimensions: 5.5 cm (height) x 7.5 cm (width) x 31 cm (length)
- Weight: Approximately 450g
- Material: Stainless Steel
- Made in: Japan

Where to Buy

Domestic Sales Sites:

International Sales Sites:

- eBay for Hammerhead Shark Hammer
- eBay for Shark Head Hammer
- Available on Shopee in Taiwan, Singapore, Philippines, Vietnam, and Malaysia.

Physical Store:

- meta mate at Japan’s Nihonbashi

- Address: 2nd Floor, COREDO Muromachi Terrace, 3-2-1 Muromachi, Chuo-ku, Tokyo 103-0022
- Phone: 03-6910-3530
- Website

Stay updated on stock through their social media accounts and be ready to grab your unique Shark Hammer!

About Castem

Established with a focus on precision parts manufacturing using lost wax precision casting and metal injection molding (MIM), Castem has catered to various industries, including train, machine tool, and medical device sectors. Since 2017, they have expanded into the consumer market, introducing innovative products such as lifelike 3D face stickers and Pokémon-themed merchandise, progressively gaining attention in the market.

For product inquiries, contact Mr. Ikeda at Castem via phone at 084-971-4510 or via email at [email protected].