5/8-11" UNC, 1-1/16" Width Across Flats, Black Oxide Finish, Steel Acorn Nut MPN:AN-3

Mastertool's 1-5/8 - 8 Plug RH H6 Bright High Speed Steel 6-Flute Straight Flute Hand Tap is a top-grade cutting tool ideal for precise drilling applications in various materials like metal and plastics. The hand tap boasts high speed steel construction which offers superb durability, corrosion resistance, and superior finish quality. Its H6 bright surface treatment further enhances its longevity while maintaining exceptional sharpness and ease of use. This hand tap's six straight flutes create minimal vibrations while drilling, ensuring consistent results on various materials with smooth finishes. Additionally, its 6-inch length allows users to perform deep or shallow hole drilling without regrinding for better productivity in industries such as aerospace, automotive, and precision machining where high accuracy is critical for success.