Rockstead RIN-ZDP (BG) ZDP189 Clad by VG10 Blade Titanium + Ebonite Handle Button Lock Folding Knife

The Rockstead RIN (凛) embodies its name—"Dignified" in Japanese. This elite folding knife merges centuries-old Japanese architectural traditions with cutting-edge cutlery engineering. Designed for discerning collectors and serious Everyday Carry (EDC) enthusiasts, the Rockstead RIN delivers unmatched edge retention, innovative ergonomics, and a powerful aesthetic presence that commands respect.

Key Features & Why It Demands a Place in Your Collection

1. Traditional "NAGURI" Textured Handle: The stunning aesthetic of the handle is inspired by Naguri, a traditional Japanese woodworking technique found in historical castles, temples, and shrines. This distinctive chiselled pattern provides a highly tactile, non-slip grip while celebrating rich Japanese heritage.
2. Innovative Concealed Clip System (Movable): To eliminate the uncomfortable "clip feel" common in standard pocket knives, the RIN features a proprietary movable clip that moves up and down. Enjoy a flawless, ergonomic grip during heavy use. Note: This advanced mechanical system is fully licensed under US Patents No. 8,112,894 and 8,783,141 through an official agreement with designer Joseph Caswell.
3. Legendary ZDP189 Powder Metallurgy Steel: The heart of the blade is ZDP189 steel, clad with VG10 for structural resilience. Known globally for reaching an astonishing hardness exceeding 64 HRC, it offers peerless, laser-like cutting performance and aggressive edge longevity.
4. Premium Titanium & Ebonite Fusion: The handle is meticulously crafted from lightweight titanium combined with a warm, natural-feeling Beige (BG) Ebonite inlay, creating a perfect weight-to-strength balance.

This model design is image of "NAGURI" processing which is traditional Japanese technology that is used Japanese house's pillar, wall and a floor. Also, it was used many old traditional Japanese wooden building (Castle, Temple, shrine etc).
This model use "concealed clip system" that is movable clip for up to down. We have originally produced this system to eliminates the unconfortable feeling of the "clip feel" when gripping the handle. However, it turns out that a part of the mechanism of this " concealed clip system" conflicts with US patents No. 8,112,894 and 8,783,141.
We have been licensed to use these US patents after negotiations with Mr. Joseph Caswell, the US patent owner.凛 RIN in Japanese mean's dignified.

The Anatomy of a Super-Steel: Understanding ZDP189

• The Performance: The high-carbon, high-chromium matrix of ZDP189 creates a massive carbide volume, ensuring the knife stays sharp vastly longer than standard production steels.
• The Care: Due to its extreme hardness, ZDP189 is highly specialized. It requires diligent maintenance to prevent oxidation and is designed for precision cutting rather than heavy-duty prying or lateral impacts. Sharpening requires patience and high-grade abrasives, making it a proud badge of ownership for those who respect elite tools.

Why Buy Rockstead Knives From Us?

Full length：190mm
Blade length：85mm
Blade thickness：3.2mm

Total weight：102g
Blade material：ZDP189 Clad by VG10
Handle material：Titanium + Ebonite
Handle Color：Beige (BG)

Frequently Asked Questions (FAQ)

Q1: What makes the ZDP189 steel on the Rockstead RIN so unique, and how should I maintain it?