8 Steel Non-Magnetic Tweezers Jeweler Watch Repair Tools. This is a new set of 8 antimagnetic tweezers. Great for jewelers, beading, inspecting and assembling small parts. These tweezers are as essential as the fingers on your hand. You receive: Two #HH tweezers that each measure approximately 5" (127 mm) long. Two #RR tweezers that each measure approximately 5 11/16" (144.4 mm) long. Two #MM tweezers that each measure approximately 5" (127 mm) long. Two #NN tweezers that each measure approximately 4 3/4" (120.6 mm) long. We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.