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Descripción
The Rockstead SAI-ZDP (BK) represents the absolute pinnacle of luxury Japanese knife-making craftsmanship and high-end engineering. Meticulously designed for knife connoisseurs, elite collectors, and outdoor enthusiasts who demand both flawless performance and artistic perfection, this premium folding knife seamlessly bridges the gap between state-of-the-art modern metallurgy and centuries-old traditional samurai sword-polishing techniques. Every single curve of the SAI-ZDP is crafted with uncompromising precision in Japan, making it a functional masterpiece and a true crown jewel for any serious pocket knife collection.
From its peerless edge retention to its smooth, fluid deployment mechanism, this luxury everyday carry (EDC) tool delivers an unparalleled cutting experience that defines the outer limits of modern knife manufacturing. By combining a revolutionary clad steel composition with a highly durable black titanium handle, it offers a striking aesthetic balance between tactical utility and museum-grade elegance. Invest in a piece of sharp cutting art that stands completely unrivaled in the global knife industry.
Key Features & Benefits
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Samurai Sword-Inspired Geometry (HONZUKURI) Experience the unmatched cutting physics of a traditional Japanese Katana. The SAI features Rockstead's signature HONZUKURI dual convex edge geometry, hand-polished to an astonishing 0.0045-micron mirror smoothness. This flawless finish drastically reduces friction, delivering effortless, precision cutting performance that stands in a class of its own.
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Extreme Hardness & Edge Retention (ZDP189 Steel) Say goodbye to frequent sharpening. The blade core is forged from ultra-premium ZDP189 powder stainless steel, clad in VG10, achieving an incredible hardness of around HRc 67. This advanced metallurgy provides world-class wear resistance, maintaining a hair-splitting edge significantly longer than conventional high-end pocket knives.
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Stealth Tactical Durability (Black DLC Titanium Handle) Built to endure a lifetime of use without sacrificing aesthetics. The handle is precision-milled from solid Titanium, offering a perfectly balanced, lightweight yet virtually indestructible framework. Coated with an advanced Black Diamond-Like Carbon (DLC) finish, it delivers superior scratch resistance, enhanced grip, and a sleek, low-profile tactical look.
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Individually Serialized Collectible Legacy Own a piece of Japanese precision engineering. Every Rockstead SAI is a unique, numbered masterpiece tracked directly by the factory in Sakai, Japan. Packaged with a custom-fitted premium leather sheath, this heirloom-quality knife is as much an elite everyday carry tool as it is an appreciating centerpiece for any high-end knife collection.
ZDP189 Blade Introduction
ZDP-189 is a high-carbon, high-chromium powder metallurgy steel renowned for its extreme hardness, often exceeding 64 HRC, which delivers peerless edge retention and aggressive cutting performance. This performance comes at a cost; its massive carbide volume makes the steel notoriously difficult to sharpen and increases brittleness, posing a risk of chipping under heavy lateral impact. Furthermore, while technically stainless, its high carbon content necessitates diligent maintenance to prevent oxidation, making it a specialized choice for precision cutting tasks rather than rough, heavy-duty utility.
| Specifications | Details |
| Brand / Manufacturer | Rockstead (Japan) |
| Model | SAI-ZDP (BK) |
| Blade Material | ZDP189 (High-carbon stainless steel) |
| Blade Finish | Mirror Polished |
| Blade Shape | HONZUKURI (Convex) |
| Handle Material | Titanium |
| Overall Length | Approx. 213 mm |
| Blade Length | Approx. 92 mm |
| Weight | Approx. 140 g |
Frequently Asked Questions
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How do I maintain the mirror-polished ZDP189 blade on the Rockstead SAI? Since ZDP189 is an ultra-high carbon powder stainless steel, it requires basic care to protect its 0.0045-micron mirror finish. Simply wipe the blade completely dry after every use to prevent moisture build-up and oxidation. Avoid using abrasive cloths that could scratch the flawless factory polish.
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What makes the Rockstead HONZUKURI edge geometry special? The HONZUKURI is a continuously curved, dual convex edge geometry directly inspired by traditional Japanese samurai swords. This unique shape provides the perfect structural balance between an incredibly sharp cutting edge and a highly robust blade spine, outperforming standard V-grinds in both cutting power and durability.
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Does the Rockstead SAI-ZDP (BK) come with a sheath or clip? Yes, the Rockstead SAI-ZDP (BK) includes a premium, custom-fitted leather sheath (scabbard) designed for secure carry and protection. Unlike some tactical folding knives, the SAI relies on this high-end leather sheath rather than a pocket clip to maintain its clean, ergonomic titanium handle profile.
Pago y seguridad
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Entrega y envío
Los pedidos en stock se enviarán en 48 horas, excepto fines de semana y festivos.
Los pedidos anticipados están sujetos a las fechas de envío indicadas para pedidos anticipados.
Desde el almacén de China: Entrega estimada en 15 a 21 días hábiles