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Kobalt 3.5-in Stainless Steel Blade with Serration Pocket Knife in the Pocket Knives department at Lowes.com
BMK-120 Fallen 3 Inches Blade Damascus folding Pocket knife USA made
Pen Knife | Hidden Serrated Blade Functional Ink Pen Letter
VT Tactical OTF Pen - Viper Tec
BladesUSA - Pen Knife - 5002B
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Finding The Best Penknife For Practical Modern Use
Black Ink Pen Knife - Hidden | BUDK
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Smith & Wesson Folding Pen Knife 1.5" Plain Blade, Black Aluminum - KnifeCenter - 1122571