These are some common tools used to work on this device. You might not need every tool for every procedure.

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The Philips Norelco 3100 beardtrimmer QT4000 is an affordable beard trimmer with major features that keeps beards looking sharp. This beard trimmer is cordless for easier maneuvering, with a rechargeable battery for multiple uses. It has 10 built in length settings for adjustable trimmings and a trimming comb. Also, rounded blade tips and combs to prevent skin irritation. The on/off switch is placed in a good location for easy handling.

The Philips Norelco 3100 Beardtrimmer QT4000 has some minor shortcomings such as battery life not being as efficient, precision zoom lock adjustment ring getting stuck, blade getting blunt, and handle being clogged with hair.

This product has many others that are similar and one way to tell them apart is the distinctive blue precision zoom lock adjustment ring in the middle of the trimmer.

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