ITEM NAME:2pcs Straight Fluted Screw Thread Metric Plug Hand Tap Drill Hand M3*0.5mm. FT Description: Type: M3*0.5mm Model Number: Hand Thread Tap Screw Taps Material: Alloy Steel Package includeï ¼Å¡2pcs Description: Type: M3*0.5mm Model Number: Hand Thread Tap Screw Taps Material: Alloy Steel Package includeï ¼Å¡2pcs.Type: M3 0.5mm.