Alfa Tools ST66558 12 x 1.25 mm HSS Metric Screw Thread Insert Tap

Screw Thread Insert Tap, For Size 12mm x 1.25 Helical Coil Thread Insert, Plug Style, High Speed Steel, Made in USA, Use 12.2mm Drill, 12 per Pack. Alfa Tools ST66558 12 x 1.25 mm HSS Metric Screw Thread Insert Tap