• 5318 Victory Drive
    Indianapolis, IN 46203
  • (800) 622-4824
  • www.haggard-stocking.com

1/4-20 Tap, Modified Bottom, UNC thread, H3, 3 flutes, HSS-E-PM, TiN Coated, 40° Spiral Flute

  • Item Code: 3998-6.350
  • Brand: Guhring
  • Unit Size: 1

Description

Blue Ring Cut taps for Stainless Steel and Aerospace Alloys

Tech Specs

Back To Top
Reach (decimal) 1.1811
chamfer (decimal) Modified Bottom
Diameter (mm) 6.35
Overall Length (decimal) 2.5000
Series 3998
Material HSS-E-PM
Shank Diameter (mm) 6.477
Brand Guhring
Diameter 1/4-20
Overall Length (mm) 63.5
threadtype UNC
Number of flutes 3
H Limit H3
Square Size (decimal) 0.1909
Coating TiN
Helix Angle 40°