Best Sellers

Shop Viper Tec's best-selling automatic knives — the top picks from the EDC community. Our most popular OTF knives and switchblades are built for daily carry, featuring lightweight aluminum handles, D2 and M390 premium steel blades, and reliable one-handed deployment. Whether you're looking for a compact mini OTF or a full-size automatic, these are the blades our customers reach for every day. Backed by our Viperlife lifetime warranty and priced from under $35.

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Blue Ghost D/A OTF (Multiple Blade Styles Available) - Viper Tec
Blue Ghost OTF Knife (Multiple Blade Styles Available)
$99.95
VT Vector D2 Switchable Knife
VT Vector D2 Switchable Knife
$99.00 $109.00
Mini Grey Ghost D/A OTF (Multiple Blade Styles Available) - Viper Tec
Small Grey Ghost D/A OTF (Multiple Blade Styles Available)
From $79.95
VT Spector D2 Switchblade
VT Spector D2 Switchblade

2 colors available

$89.00
otf stiletto
VT Morpheus Extra Large OTF Stiletto
$95.00
Viper Tec Ryker D2 Switchblade Knife Open Straight Edge Auto Knife
Viper Tec Ryker D2 Switchblade Knife – 3" D2 Automatic Knife & Aluminum Handle
$99.00
Viper Tec Mini Black Ice OTF knife open with black handle and branded pocket clip visible
VT Mini Black Ice OTF Knife
$42.00
Viper Tec Initiate 1 knife
VT Initiate 1 Automatic D2 Knife
$99.00
VT Mini Missile OTF Knife
VT Mini Missile OTF Knife
$34.00 $50.00
Hendrix Mamba Black OTF Knife – 3.2" D2 Clip Point & Aluminum Handle
Hendrix Mamba Black OTF Knife – 3.2" D2 Clip Point & Aluminum Handle
$129.00 $199.95
Viper Tec VF-1 double action OTF knife with black textured handle and two-tone drop point blade extended
VF-1 Double Action OTF Knife – 3.25" 440C Stainless Steel Automatic Knife
From $79.95 $99.95
Black Phantom D/A OTF (Multiple Blade Styles Available) - Viper Tec
Black Phantom D/A OTF Knife (Multiple Blade Styles Available)
$89.95
VT Black Widow Mini OTF Knife
VT Black Widow Mini OTF Knife

2 colors available

$28.99 $33.00
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switchblade
Stealth Automatic Switchblade Knife
$99.00 $109.95
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VT Workman Switchblade Utility Knife
VT Workman Switchblade Utility Knife

2 colors available

$29.00
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Black Venom OTF knife
Black Venom VT-1 D/A OTF (Multiple Blade Styles Available)
$94.95
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VT 1918 Trench Knuckle OTF Knife
VT 1918 Trench Knuckle OTF Knife
$89.00 $119.00
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The Grunt Automatic Switchblade Knife
The Grunt Automatic Switchblade Knife
$99.00 $109.00
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otf knife for sale
Hendrix Gear Small Triton D/A OTF Knife – D2 Blade & Black Aluminum Handle
$110.00
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initiate 3 automatic switchblade knife
VT INITIATE 3 AUTOMATIC D2 KNIFE
$99.00 $109.95
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Viper Tec Warwick OTF automatic knife featuring premium M390 steel blade and black handle with textured carbon fiber inlay.
VT Warwick Automatic OTF Knife | M390 or 14C28N Steel
From $89.00
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otf
VT Recon OTF Knife

2 colors available

$89.00 $109.95
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Black Ghost D/A OTF - Gold Blade - Viper Tec
Black Ghost OTF Knife - Gold Blade
$109.00
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VT Black Ghost Half Serrated Satin D2 OTF Knife
VT Black Ghost Half Serrated Satin D2 OTF Knife
$99.00 $109.00