I use a Wahl Peanut and I love it! It is the perfect size, cuts quickly and cleanly and I hven't nicked one of my babies yet.
I got it at Sally's Beauty Supply.
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"If you have men who will exclude any of God’s creatures from the shelter of compassion and pity, you will have men who will deal likewise with their fellow men." — St. Francis of Assisi, 1181-1226