1/2"-20 UNF HSS Left 4 Flute Plug Tap BoltsandNuts.com Internal Diameter: 5/8"-11

Internal Diameter: 5/8"-11

The sizes range from 19 to 50 mm and consistently meet or exceed the industry standards for socket strength and performance

Part Number DWT60766

Part Number DMS04-1079

1/2"-20 UNF HSS Left 4 Flute Plug Tap BoltsandNuts.com Internal Diameter: 5/8"-11Product Description HSS reverse thread, also called left hand thread taps are used to make new threads or re thread damaged and or jammed threads. Hand Taps are the most versatile taps for hand use. They are popular for use in general machine tapping Appropriate for tapping the vast majority of materials in through or blind holed conditions. Hand Taps come in three styles Taper, Plug or Bottoming. Brand Drill America Part Number DWT60812 Size 1 2" 20