Description
Sunex Tools 4″ SERE Operator Knife (AMK5102USA) is a professional-tier fixed-blade knife that represents a high-level collaboration between Al MarÕs iconic design and the manufacturing expertise of TOPS Knives. Produced in Idaho, USA, this tool is specifically engineered to meet the demands of those working in law enforcement, military service, and wilderness survival. Unlike standard production knives, this model is part of a restricted run of only 600 units, ensuring a level of build quality and attention to detail that is required for mission-critical equipment.
Key Features and Benefits:
- USA-Made Precision: Manufactured by TOPS Knives in Idaho, ensuring high-standard quality control and domestic craftsmanship.
- Cryo-Treated 154CM Steel: The blade steel undergoes a freezing process to refine the grain structure, resulting in a tougher, more reliable cutting edge.
- Tactical Versatility: The 3.88-inch cutting edge and Talon blade shape are optimized for a wide range of tasks, from fine detail work to heavy-duty utility cutting.
- Advanced Carry System: The Kydex sheath is paired with a rotating spring steel clip, allowing the user to carry the knife vertically, horizontally, or at a custom cant.
- Limited Production Run: With only 600 units available, this tool offers exclusivity and a high standard of production, with the first 500 units being individually numbered.
Specifications:
- Designer: Al Mar
- Manufacturer: TOPS Knives
- Country of Origin: United States of America (Idaho, USA)
- Quantity: 600 total (1st 500 individually numbered)
- Total Length: 8.75 in.
- Blade Length: 4 in.
- Cutting Edge: 3.88 in.
- Blade Thickness: 0.13 in.
- Blade Material: 154CM RC 58-60 Cryo Treated
- Blade Style: Talon
- Blade Finish: Tumble Finish
- Handle Material: Black G-10 with Red accents
- Weight: 4.5 oz.
- Sheathed Weight: 7.1 oz.
- Knife Type: Fixed Blade
- Sheath: Black Kydex
- Sheath Clip: Rotating Spring Steel
- Included in Box: AMK5102USA Knife, Kydex Sheath, Rotating Spring Steel Clip
How to Use:
- Mounting the Sheath: Attach the rotating spring steel clip to your belt or MOLLE webbing. Adjust the rotation screw to your preferred carry angle (vertical, horizontal, or canted).
- Drawing the Knife: Place your thumb against the thumb-ramp of the Kydex sheath and pull the G-10 handle firmly to release the friction lock.
- Cutting Tasks: Utilize the 3.88-inch cutting edge for slicing. The Talon point can be used for piercing or detail work.
- Cleaning: After use in the field, wipe the 154CM blade clean of debris or moisture to maintain the tumble finish.
- Re-sheathing: Slide the blade back into the Kydex sheath until you hear or feel a “click,” indicating the knife is securely locked in place.
Benefits of Using Sunex Tools 4″ SERE Operator Knife (AMK5102USA):
- Designed for High-Stress Environments: The AMK5102USA ensures reliability where failure is not an option, making it ideal for first responders and military personnel.
- Exceptional Edge Retention: The use of 154CM steel allows for repeated use without edge rolling or chipping.
- Structural Integrity: With full-tang construction, this fixed blade offers strength that folding knives cannot match.
- Lightweight Design: At 4.5 oz, it adds minimal bulk to duty belts or hiking packs while providing rapid access in emergencies.
Features:
- Talon Profile: A modified blade shape that combines a strong tip for piercing with a curved belly for efficient slicing.
- Tumble Finish: A stonewashed-style surface treatment that reduces glare and conceals signs of wear from mechanical use.
- G-10 Handle Scales: High-pressure fiberglass laminate material that is impervious to moisture, chemicals, and temperature changes.
- Red Accent Liners: Signature Al Mar aesthetic markers placed between the tang and the G-10 scales for a distinct visual profile.
- Rotating Clip System: A heavy-duty spring steel attachment that allows for 360-degree orientation on gear.
- Friction-Fit Kydex: A custom-molded sheath that provides secure retention without the need for cumbersome straps or snaps.
- Cryogenic Heat Treatment: A specialized thermal process that maximizes the performance and lifespan of the stainless steel.





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