The 336C-SD three star straight square body peek precision probe has one flat fine tip and one flat fine sharp point. It is static dissipative (10 ohmssq). Peek is a high temperature thermoplastic that is inert to all common solvents and has a working temperature of 480F. The overall length is 5.5.Specs amp; FeaturesDouble Ended, Non-scratching, Application: Inert to all common solvents and has a working temperature of 480F, Quality: , Surface Resistivity : 10 ohmssq, Shape: FlatFlat, Material: Peek, OAL: 5.5 (137.5mm), Tip Width: flat-.5(12.5mm) X .015(.38mm) flat-.44(11mm) X .020(.5mm)