Luctool 1/2-20 UNF Spiral Point Tap Plug GH3 Limit 3 Flute HSS Gun Tap Ground Uncoated Bright Finished Ground Thread.Luctool Provides Premium Quality Hand Tools for Metal Threading.

1/2-20 UNF Spiral Point Tap Plug GH3 Limit 3 Flute HSS Gun Tap Ground Uncoated Bright Finished Ground Thread · Thread Size: 1/2"-20 · Thread Limit: GH3 · Number of Flutes: 3 · Overall Length: 3-3/8 · Thread Length: 1-21/32 · Finish/Coating: Bright · Material: High Speed Steel (HSS)