These tweezers feature a 5/8" (16mm) flat tip, perfect for holding flat jewelry in hard-to-reach areas such as the upper nostril or daith. The rounded tip and flat end enable easy handling without risk of piercing or injury. The thickest part of the tip measures under 2mm, while the thinner end is just under 1mm. Additionally, the tweezers have interlocking teeth that securely hold the jewelry in place.