M2.5 M30 Metric Tap Taper 2nd Plug 3rd bottoming + Drill + Die 1st 5 pieces

M2.5mm Tap Set & 2.1mm Drill & Die. M3mm Tap Set & 2.5mm Drill & Die. M4mm Tap Set & 3.3mm Drill & Die. M5mm Tap Set & 4.2mm Drill & Die.

M6mm Tap Set & 5mm Drill & Die. M8mm Tap Set & 6.8mm Drill & Die.