Amazon.com: Orvac Rebuild Skills Replacement Power Cords with Strain Relief Boot for Drills, Sanders, Chop Saws, Grinders, Vacuums, Miter Saws, Appliances, Motors and Power Tools (16/2, 8FT)
Superior Electric EC143-BA 14 Gauge 3 Wire 9 ft. Replacement Power Tool Cord (Soldered Eyelets) with Strain Relief / Cord Protector (Boot A)
Hubbell Wiring Device-Kellems - 0.56 to 0.73″ General Straight Strain Relief Cord Grip - 54030242 - MSC Industrial Supply
How to Make a DIY Cable Strain Relief - YouTube
GPI 501009-503 10 Gauge X 18 Foot Power Cord For 12V Fuel Transfer Pumps - Excel Equipment, LLC