Smallest thread size: M0.8. Shortest length: 1 mm / .039″. Fastener material: steel, stainless steel and aluminum. Driver types: TORX?/TORX Plus? / cross-recess / internal hex. Head styles: flat head / pan head / socket-head / wafer-head. Special features: Locking patch, REMFORM?, TAPTITE 2000?, FASTITE 2000?, PT? and DELTA PT?. Platings: zinc, nickel, black nickel and black oxide. See phone application