So in addition to being a sound engineer, I am also a licensed electrician. Here is a short video on how to replace a typical 3-prong plug for most of your home small appliances;

Parts:
15A/120v Replacement Plug & Cap:
Option 1: amzn.to/3ZV7c4y
Option 2: amzn.to/41S52VS

Tools:
Milwaukee Utility Knife (with Screwdriver)
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NOTE: This Knife is probably the most useful tool I own!!

Klein Diagonal Cutters:
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Klein Auto-Strippers:
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NOTE: These auto-strippers are amazing on stranded wire!!!

Klein Basic Strippers (if you prefer):
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Klein Multitip Screwdriver:
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NOTE: Klein tools are high quality, and used by many electricians. If you prefer something less expensive here are some options (Results may vary).

Utility Knife:
amzn.to/4gBjMgo

Diagonal cutter with a Wire Stripper:
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Multi-bit Screwdriver:
amzn.to/4iVqejS

Amazon Disclaimer: This video or video description contains affiliate links. That means that I am awarded a small commission for purchases made through them, at no added cost for you.