Alfa Tools ST66563 16 x 1.50 mm HSS Metric Screw Thread Insert Tap

Screw Thread Insert Tap, For Size 16mm x 1.50 Helical Coil Thread Insert, Plug Style, High Speed Steel, Made in USA, Use 16.25mm Drill, 6 per Pack. Alfa Tools ST66563 16 x 1.50 mm HSS Metric Screw Thread Insert Tap