Product Description
The Boker Plus Steel-Mariner is a mission-specific fixed blade engineered for maritime environments and tactical utility. Designed to withstand the corrosive nature of saltwater and high-moisture conditions, this double-edged dagger is a rugged, reliable tool for divers, sailors, and outdoor adventurers who need a blade that performs when the stakes are high.
The 3.94" 440C stainless steel blade is treated with a specialized black titanium coating, providing a secondary layer of extreme corrosion resistance and a non-reflective finish. The "Steel-Mariner" features a dual-purpose edge geometry: the upper edge is fully serrated for lightning-fast cutting of ropes, webbing, and heavy cords, while the lower edge is a precision plain edge for clean slicing tasks. The full-tang construction is sandwiched between non-slip black G-10 handle scales, ensuring a rock-solid grip even when your hands are wet or gloved.
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Corrosion-Resistant 440C Steel: High-carbon stainless steel (58-60 HRC) with a black titanium coating, optimized for longevity in aquatic and marine environments.
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Double-Edge Dagger Profile: Features a versatile partially serrated top edge and a razor-sharp plain lower edge for maximum tactical flexibility.
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Tactical G-10 Grip: Contoured, textured black G-10 scales provide an ergonomic, non-slip hold under extreme conditions.
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Professional Carry System: Includes a high-quality black Kydex sheath with a multi-position belt adapter, allowing for secure horizontal or vertical mounting to gear and belts.
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Security Features: Equipped with a dedicated lanyard hole to prevent tool loss during maritime or climbing operations.
Ideal For: Maritime professionals, scuba divers, search and rescue teams, and tactical users who require a corrosion-proof, double-edged utility knife.
Specifications:
| Product Type | Fixed Blade | |
| Brand | Boker Plus | |
| Product Name | Steel-Mariner | |
| Model # | 02BO285 | |
| Overall Length (in) | 8.86 | |
| Blade Length (in) | 3.94 | |
| Handle Length (in) | 4.92 | |
| Blade Thickness (in) | 0.14 | |
| Handle Thickness (in) | 0.45 | |
| Blade Material | 440C | |
| Blade Hardness (HRC) | 58-60 | |
| Blade Style | Dagger | |
| Blade Edge | Partially Serrated | |
| Blade Grind | Flat | |
| Blade Finish | Black | |
| Handle Material | G-10 | |
| Handle Color | Black | |
| Sheath Material | Kydex | |
| Sheath Color | Black | |
| Weight (oz) | 5.64 | |
| Origin | Asia | |
| Blade Range | 3.5-3.99 |