barrels only 50.8mm length 6.45mm width 90% tungsten The 23g Koto Darts (King Of The Oche) are high-quality dart sets crafted from 90% tungsten, known for its durability and slim design. Made in the United Kingdom, these standard-shaped darts feature custom-made points, perfect for serious dart players looking for precision and performance. The Koto brand is synonymous with quality and craftsmanship, making these darts a reliable choice for hitting the dartboard with confidence and accuracy.