Herman Knives Mantis M398 Folding Knife Stonewash Blade

$1,690.00
In stock — ships in 1–2 business days
Item №: 1930 · One-of-a-kind piece, 1 available
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    SPECIFICATIONS
    • Maker: Herman Knives
    • Model: Mantis
    • Version: Right-handed
    • Knife type: Folding knife
    • Blade steel: Bohler M398 powder stainless steel
    • Blade finish: Very shiny stonewash, almost mirror polished
    • Blade grind: Hollow grind with a large radius
    • Blade thickness: 0.1634″ / 4.15 mm
    • Blade length: 3.74″ / 97 mm
    • Blade width: 1.06″ / 27 mm
    • Overall length: 8.78″ / 225 mm
    • Folded length: 5.00″ / 127 mm
    • Weight: 5.04 oz / 143 g
    • Hardness: 62–63 HRC
    • Heat treatment: Deep cryogenic treatment with liquid nitrogen
    • Detent: Medium detent
    • Handle: Grade 5 titanium
    • Handle texture: Machined textured pattern visible on the scales
    • Inlay: None
    • Clip: Grade 5 titanium, hammered
    • Backspacer: Grade 5 titanium, hammered
    • Pivot: Polished 440C stainless steel
    • Screws: Polished 440C stainless steel
    • Lock material: Grade 5 titanium
    • Lock insert: Tungsten carbide insert
    • Stop pin: Tungsten carbide stop pin
    • Detent ball: Ceramic
    • Bearing system: Herman Knives custom ceramic caged ball bearings
    • Bearing upgrade: Improved caged bearing system with 16 ceramic balls
    • Washers: M390 powder metallurgy steel washers, manufactured in-house
    • Washer dimensions: 5.05 mm inner diameter, 11.95 mm outer diameter, 0.6 mm thickness
    • Washer finish: Heat treated to 60 HRC and manually lapped up to 4000 grit
    • Pivot system: Herman Knives in-house TORX T20 pivot, 440C stainless steel, vacuum-hardened to 56–58 HRC
    • Included accessories: Herman box, microfiber cloth, Pruciak Protector Glide for Herman oil, dedicated titanium screwdriver, authenticity card
    CRAFTSMANSHIP & DETAILS

    The Herman Knives Mantis is a right-handed folding knife with a bold Bowie-influenced profile and a 3.74″ / 97 mm Bohler M398 blade. Its hollow grind with a large radius and very shiny stonewash finish give the blade a clean technical look with strong cutting geometry.

    The Grade 5 titanium handle has a machined textured surface, paired with a hammered titanium clip and hammered titanium backspacer. Inside, the knife uses Herman’s upgraded ceramic caged bearing system, M390 washers, ceramic detent, tungsten carbide lock insert, and tungsten carbide stop pin.

    Supplied with the Herman box, microfiber cloth, Protector Glide oil, dedicated titanium screwdriver, and authenticity card.

    PACKAGE CONTENTS: Certificate of authenticity, white cotton gloves, protective packaging.


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    • Delivery in 3–5 days

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    IN THE BOX

    • Certificate of authenticity
    • White cotton gloves
    • Gift box
    Herman Knives Mantis M398 Folding Knife Stonewash Blade
    • Maker: Herman Knives
    • Model: Mantis
    • Version: Right-handed
    • Knife type: Folding knife
    • Blade steel: Bohler M398 powder stainless steel
    • Blade finish: Very shiny stonewash, almost mirror polished
    • Blade grind: Hollow grind with a large radius
    • Blade thickness: 0.1634″ / 4.15 mm
    • Blade length: 3.74″ / 97 mm
    • Blade width: 1.06″ / 27 mm
    • Overall length: 8.78″ / 225 mm
    • Folded length: 5.00″ / 127 mm
    • Weight: 5.04 oz / 143 g
    • Hardness: 62–63 HRC
    • Heat treatment: Deep cryogenic treatment with liquid nitrogen
    • Detent: Medium detent
    • Handle: Grade 5 titanium
    • Handle texture: Machined textured pattern visible on the scales
    • Inlay: None
    • Clip: Grade 5 titanium, hammered
    • Backspacer: Grade 5 titanium, hammered
    • Pivot: Polished 440C stainless steel
    • Screws: Polished 440C stainless steel
    • Lock material: Grade 5 titanium
    • Lock insert: Tungsten carbide insert
    • Stop pin: Tungsten carbide stop pin
    • Detent ball: Ceramic
    • Bearing system: Herman Knives custom ceramic caged ball bearings
    • Bearing upgrade: Improved caged bearing system with 16 ceramic balls
    • Washers: M390 powder metallurgy steel washers, manufactured in-house
    • Washer dimensions: 5.05 mm inner diameter, 11.95 mm outer diameter, 0.6 mm thickness
    • Washer finish: Heat treated to 60 HRC and manually lapped up to 4000 grit
    • Pivot system: Herman Knives in-house TORX T20 pivot, 440C stainless steel, vacuum-hardened to 56–58 HRC
    • Included accessories: Herman box, microfiber cloth, Pruciak Protector Glide for Herman oil, dedicated titanium screwdriver, authenticity card

    The Herman Knives Mantis is a right-handed folding knife with a bold Bowie-influenced profile and a 3.74″ / 97 mm Bohler M398 blade. Its hollow grind with a large radius and very shiny stonewash finish give the blade a clean technical look with strong cutting geometry.

    The Grade 5 titanium handle has a machined textured surface, paired with a hammered titanium clip and hammered titanium backspacer. Inside, the knife uses Herman’s upgraded ceramic caged bearing system, M390 washers, ceramic detent, tungsten carbide lock insert, and tungsten carbide stop pin.

    Supplied with the Herman box, microfiber cloth, Protector Glide oil, dedicated titanium screwdriver, and authenticity card.

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