The 1/2" Black Hex Socket Plug by Billco Corp is a high-quality product designed for use with inch measurements. With a quantity of 25 included, this socket plug is perfect for various mechanical and engineering applications. The manufacturer part number HB.050 ensures that you are getting a genuine product from Billco Corp, a trusted name in the industry. Whether you are a professional mechanic or a DIY enthusiast, this hex socket plug is a versatile and reliable tool to have on hand.

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