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4LLH2 Helical-Flute Thread Mills

$108.65

Bulk orders will be discounted, please contact us.

These helical-flute thread mills have a bright finish that provides a smooth, polished surface. They are suitable for general purpose applications at slower speed in nonferrous materials. The thread mills are made from carbide, which offers excellent wear resistance, heat resistance, and hardness.

Product Number: 4LLH2

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  • Description
Mfr Model TM187-20H
Overall Length 2-1/2 in
Thread Standard UN
UNSPSC 23172013
Country of Origin USA (subject to change)
Thread Size 1/4"-20
Primary Material Application Composite
Flute Type Helical
Material Carbide
Finish Bright (Uncoated)
Cutter Diameter 0.1870 in
Thread Length 0.7750 in
Length of Cut 0.5200 in
Shank Diameter 1/4 in
Shank Length 1.9890 in
Neck Length 0.9900 in
Number of Flutes 3
Pitch 20 TPI
List Number TM
Nomenclature TM
Measurement System Fractional Inch
Material Applications Composite; Steel
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