The 391P-SA-PI two star wafer tweezer for 3 wafers has 3 fingered upper paddle which limits surface contact. The overall length is 4.75. The tool is made of anti-magnetic stainless steel and Features: serrated handles for better control. It also Features: a guide pin to reduce travel.Specs amp; FeaturesWafer for 3 wafers, Wafer Tip, Application: Stop pin limits surface contact, Quality: , Surface Resistivity : Conductive, Shape: Straight, Material: Anti-Mag. SS, OAL: 4.75 (118.75mm), Body Width: 0.257 (6.43mm), Body Height: 0.157 (3.93mm), Tip Width: .257 (6.5mm), Tip Height: .138 (3.5mm)