Black Pinchers Stretching Kit (14 gauge - 6 gauge)ONE PAIR each of 14 gauge, 12 gauge, 10 gauge, 8 gauge, and 6 gauge Black pinchers all made of 316L stainless steel. 1 2 inner diameter. These items are great for many types of piercings and include 2 O rings each to hold them in place. These are good for stretching if you don't want to buy tapers to increase your piercing size. They taper(increase in size) as they get closer to the center. This kit contains 10 pieces of jewelry and is a great for