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‎1/4-20 3 Flute 3B HSS-E UNC Machine Tap Spiral Point E-code # E0261/43FL - Americas Industrial Supply

‎1/4-20 3 Flute 3B HSS-E UNC Machine Tap Spiral Point E-code # E0261/43FL


Item #: HP400581339
Brand: Dormer
Model #: 5974110

Product Specifications
Thread Standard UNC
Applicable Material Steel | Cast Iron | Hard Materials
Thread Size ‎1/4″ - 20
Connection Diameter Machine Side (DCONMS) 0.255″
Thread Diameter Size (TDZ) 1/4″
Thread Cutting Part Length (THL) 0.5075″
Threads per Inch (TPI) 20
Flute Helix Angle (FHA) 0 Degrees
Thread Tolerance Class (TCTR) 3B
Tapping Prehole Diameter (Pre-hole) #7
Usable Length (LU) 1.0073″
End Shape Spiral Point
Overall Length (OAL) ‎2-1/2″
Style Plug
Chamfer ‎3.5P-5P
Cutting Direction (HAND) Right Hand
Coating Steam Tempered
Coolant Supply Property (CSP) External
Flute Count (NOF) 3
Length Group 2.5xD
Cutting Edge Material HSS-E
Square Size 0.191″
Standard ANSI
Measurement Type Fractional
Tool Type Machine Tap
Series/List # E026
$18.22

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