Irwin Hanson High Carbon Steel HCS Tap and HSS Drill Bit Set 10 - 24 2 pc

Produces a thread that is strong, yet easy to tap. High-speed steel drill bits ensure fast, precise drilling. High-carbon steel plug taps are ideal for general-purpose threading and Drilling.
Taps produce a class 2B thread
Designed for hand threading work in a variety of materials
Cut and renew internal threads to exacting specifications