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Yong Shin custom forged Taiwan tuna knives have been featured on youtube as the “world’s sharpest taiwan tuna knife”. They are custom made to order using bombshell steel. Production time is generally 8 weeks. You can choose to add a custom made leather sheath.


  • Blade: 275 x 190 x 5-10 mm / 11″ x 7.5″ x 0.25 – 0.5″
  • Handle Length: 100 mm / 4″
  • Overall Length: 385 mm / 15/4″
  • Weight: 1900 g. / 67 oz. ( 1.9 kg./ 4 lbs 7 oz.)


Every custom forged blade from Yong Shin shows his maker’s mark, which is the 5 points arranged in a cross pattern. The additional points on either end of the mark indicate which steel type is used.


Weight 5 lbs
Dimensions 16 × 12 × 3 in

Yong Shin


Yong Shin

1 review for Yong Shin Custom Forged Taiwan Tuna Knife – World’s sharpest

  1. Paul

    I love this tuna knife for big fish cutting. Perfect and really sharp edge.

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Shipping to USA

Most Domestic USA orders ship within 72 hours of ordering from our Colorado location via USPS. You can track your order from this Link

Shipping International/ outside of USA

Most International orders ship within 72 hours of ordering from our Taiwan location via Chunghwa Post. You can track your order from your countrys postal website or from this Link

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