Name a common tool used in barbering for cutting hair.

Hair clippers are a common tool used in barbering for cutting hair because they enable barbers to achieve a variety of hair lengths and styles efficiently. They operate using rotating blades, which can quickly trim, taper, or cut hair to a desired length, making them particularly useful for modern hairstyles that require precision and consistency. Clippers come with different guards or attachments that allow for various lengths, giving barbers the flexibility to cater to different preferences and trends.

While scissors, razor blades, and combs are also important tools in a barber's arsenal, clippers are specifically designed for swift bulk cutting and maintaining sharp lines, which is essential in many barbering techniques. Scissors are typically used for more detailed work and layering, razors provide a different texture and finish, and combs are primarily used to guide hair and create sections during cutting, rather than directly cutting the hair themselves. Thus, hair clippers stand out as a primary tool in barbering for their efficiency and versatility in cutting hair.