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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VT Vector D2 Switchable KnifeVT Vector D2 Switchable Knife
VT Vector D2 Switchable Knife
$99.00 $109.00
Mini Grey Ghost D/A OTF (Multiple Blade Styles Available) - Viper TecMini 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 SwitchbladeVT Spector D2 Switchblade
VT Spector D2 Switchblade

2 colors available

$89.00
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otf stilettoItalian stiletto OTF
VT Morpheus Extra Large OTF Stiletto
$95.00
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VT Workman Switchblade Utility KnifeVT Workman Switchblade Utility Knife
VT Workman Switchblade Utility Knife

2 colors available

$29.00
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Black Venom OTF knifeOTF knife
Black Venom VT-1 D/A OTF (Multiple Blade Styles Available)
$94.95
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VT 1918 Trench Knuckle OTF KnifeVT 1918 Trench Knuckle OTF Knife
VT 1918 Trench Knuckle OTF Knife
$89.00 $119.00
The Grunt Automatic Switchblade KnifeViper Tec Grunt Switchblade knife in hand
The Grunt Automatic Switchblade Knife
$99.00 $109.00
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VT Ryker D2 Switchblade KnifeVT Ryker D2 Switchblade Knife
VT Ryker D2 Switchblade Knife
$99.00
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otf knife for saledouble action otf knife
Hendrix Gear | Small Black Triton D/A OTF - D2
$110.00
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VT Mini Black Ice OTFVT Mini Black Ice OTF
VT Mini Black Ice OTF
$42.00
Viper Tec Initiate 1 knifeinitiate 1 switchblade
VT Initiate 1 Automatic D2 Knife
$99.00
initiate 3 automatic switchblade knifeswitchblade in hand
VT INITIATE 3 AUTOMATIC D2 KNIFE
$99.00 $109.95
VT Mini Missile OTFVT Mini Missile OTF
VT Mini Missile OTF
$34.00 $50.00
Viper Tec Warwick OTF automatic knife featuring premium M390 steel blade and black handle with textured carbon fiber inlay.warwick 14c28n blade steel closeup
VT Warwick Automatic OTF Knife | M390 or 14C28N Steel
From $89.00
Black D2 Clip Point Mamba Hendrix OTFBlack D2 Clip Point Mamba Hendrix OTF
Black D2 Clip Point Mamba Hendrix OTF
$129.00 $199.95
otf knifeMedium Black VF-1 D/A OTF (Multiple Blade Styles Available) - Viper Tec
VF-1 Black D/A OTF (Multiple Blade Styles Available)
From $79.95 $99.95
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Black Ghost D/A OTF - Gold Blade - Viper TecBlack Ghost D/A OTF - Gold Blade - Viper Tec
Black Ghost OTF Knife - Gold Blade
$109.00
Black Phantom D/A OTF (Multiple Blade Styles Available) - Viper TecBlack Phantom D/A OTF (Multiple Blade Styles Available) - Viper Tec
Black Phantom D/A OTF (Multiple Blade Styles Available)
$89.95
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VT Black Ghost Half Serrated Satin D2 OTFVT Black Ghost Half Serrated Satin D2 OTF
VT Black Ghost Half Serrated Satin D2 OTF
$99.00 $109.00
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VT Black Widow Mini OTF KnifeVT Black Widow Mini OTF Knife
VT Black Widow Mini OTF Knife

2 colors available

$28.99 $33.00
Italian stiletto otf - woodOTF knife with wooden handle
VT Don Italian Stiletto OTF (Wood)
$79.95
otf - black reaperotf knife - black reaper
Black Reaper OTF Knife

2 colors available

From $89.00 $120.00
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Venom VT-1 Tanto - Viper Tectanto knife
Venom VT-1 Tanto
$94.95