IEY1208 Features: * For cutting all types of internal threads * Standard pipe and metric * Made to exacting specifications * Tough carbon tool steel for long life * Cut cleaner more accurate threads and lasts longer * Right-hand thread taps in plug, taper and bottoming styles * High carbon steel plug 10-32 NF card * Drill size: 21 * High Carbon Steel Machine Screw Tap Plug 10-32NF - Carded Warranty: * Lifetime warranty does not cover abuse