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Vosteed Porcupine TiSlim Top Liner Lock 3.04 Inch 154CM Acid Stonewash Blade Acid Wash Gray Titanium Handle SKU A4820 UPC 850056448201
Product Description
The Vosteed Porcupine TiSlim® Top Liner Lock Folder (SKU: A4820 / UPC: 850056448201) brings Yue Dong’s acclaimed EDC cutting geometry into an ultra-refined, low-profile chassis engineered for uncompromising daily utility and discreet carry. Designed around an innovative Top Liner Lock mechanism, the Porcupine TiSlim pairs instantaneous one-handed deployment with complete finger safety, allowing the operator to actuate and close the blade without ever placing fingers in the closing path. Whether processing dense packaging, cutting cordage, or tackling fine detail work, this folder balances modern metallurgical performance with an impeccably slim structural silhouette.
At the center of the Porcupine TiSlim is a 3.04-inch drop point blade fashioned from proven 154CM stainless steel, vacuum heat-treated to an optimal HRC 60±2 hardness rating. With an ultra-thin 0.087-inch blade stock and a high flat grind, the blade offers exceptional slicing efficiency with minimal drag through dense materials. The rugged acid wash and stonewash surface treatment provides dual benefits: it creates a non-reflective, utilitarian matte finish while masking the unavoidable cosmetic micro-scratches caused by abrasive cardboard and heavy field chores. The generous belly handles sweeping cuts with ease, while the acute piercing tip ensures surgical precision during puncture tasks.
The handle framework represents a masterclass in thin-build engineering, measuring a minuscule 0.315 inches in overall thickness. CNC-machined from Grade 5 6Al-4V titanium and finished in an acid wash gray, the scales provide supreme structural rigidity and corrosion immunity while keeping overall weight down to an astonishing 2.97 ounces. Structural stability is reinforced by a precision-machined aluminum backspacer and internal CNC-finished stainless steel liners. The knife rides securely via an integrated 3D-milled titanium pocket clip configured for right-hand tip-up carry, complemented by titanium-coated T8 Torx hardware for effortless field serviceability.
*Bladesmith Bench Notes & Field Maintenance Guidance:*
Deployment, Carry & Metallurgy Advisory: The Porcupine TiSlim utilizes an internal Top Liner Lock mated to caged ceramic ball bearings and 154CM stainless steel. Sharpening should be maintained between 18 and 20 degrees per side on diamond or ceramic abrasives. While 154CM offers excellent stainless properties, periodic cleaning of foreign debris and light synthetic oil on the ceramic pivot races is required to ensure friction-free action. All body fasteners use uniform T8 Torx drives; never use inferior T6 bits on structural hardware.
- Verify the blade path and work area are completely clear of obstructions, keeping fingers clear of the blade track and locking bar path during initial inspection.
- Depress the top liner lock release tab to confirm fluid detachment from the blade tang, flushing factory packing oils from the ceramic bearing raceway with electrical contact cleaner or isopropyl alcohol.
- Inspect the 3D-milled titanium pocket clip tension and confirm all exterior titanium-coated T8 Torx screws are torqued properly, applying medium-strength blue threadlocker if hardware is removed during servicing.
- Apply a pinpoint droplet of low-viscosity synthetic knife pivot lubricant directly to the caged ceramic bearings and detent path; wipe the 154CM blade with a light coat of protective mineral or synthetic oil.
- Perform cyclic one-handed deployments via the dual thumb studs, verifying zero horizontal or vertical lock play, rock-solid lockup engagement, and dead-center blade alignment between the titanium liners.
Key Features
- 154CM Stainless Steel Metallurgy: Hardened to HRC 60±2 for an ideal balance of edge retention, toughness, and straightforward field sharpening, finished in an acid stonewash coating that resists glare and masks abrasive wear.
- Grade 5 Titanium TiSlim Architecture: Premium CNC-machined 6Al-4V titanium scales with an acid wash gray finish, offering an ultra-thin 0.315" handle thickness that virtually disappears in the pocket.
- Proprietary Top Liner Lock: Intuitive button-style top release mechanism allows rapid, fluid one-handed opening and closing while keeping fingers completely isolated from the blade's travel arc.
- Caged Ceramic Bearings & 3D Titanium Clip: Delivers instantaneous, glass-smooth manual deployment via ambidextrous thumb studs, paired with a sculpted 3D-milled titanium pocket clip for secure tip-up EDC retention.
Product Specifications
- Brand: Vosteed Cutlery®
- Model/Series: Porcupine TiSlim®
- MPN / SKU: A4820 / VOSA4820
- UPC: 850056448201
- Blade Length: 3.04" (77.27 mm)
- Blade Thickness: 0.087" (2.20 mm)
- Blade Width: 1.23" (31.33 mm)
- Overall Length (OAL): 7.22" (183.27 mm)
- Closed / Handle Length: 4.16" (105.71 mm)
- Handle Thickness: 0.315" (8.00 mm)
- Blade Steel: 154CM Stainless Steel (HRC 60±2)
- Blade Style / Grind: Drop Point / Flat Grind
- Blade Finish / Color: Acid Wash & Stonewash
- Edge Type: Plain Edge
- Handle Material / Color: Grade 5 Titanium (Ti-6Al-4V) / Acid Wash Gray
- Locking / Action Mechanism: Top Liner Lock / Dual Thumb Stud Manual Opener
- Pivot Assembly: Caged Ceramic Ball Bearings
- Pocket Clip / Hardware: 3D-Milled Titanium (Tip-Up, Right Hand) / Titanium-Coated T8 Torx
- Weight: 2.97 oz (84.0 g)
- Country of Origin: China
