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427F21 Spiral-Point STI Taps

$82.40Including tariffs

Bulk orders will be discounted, please contact us.

The bright finish on these taps provides a smooth, polished surface. High-speed steel taps provide good wear resistance in general purpose tapping applications in a range of materials.

Product Number: 427F21

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  • Description
Mfr Model 234069-EGUNF5/16
Thread Size 5/16"-24
Tap Material High Speed Steel
Tap Finish Bright (Uncoated)
Thread Length 20.00 mm
Overall Length 100.00 mm
Thread Limit H3
Number of Flutes 3
Primary Material Application Nickel; Steel; Titanium
Thread Direction Right Hand
Coolant Fed Non-Coolant Through
Extended Neck Yes
Material Grade Machining Vanadium High Speed Steel
Measurement System Fractional Inch
Primary Material Application ISO Code P; S
Shank Dia 10.00 mm
Shank Length 66.50 mm
Square Size 8.00 mm
Standards DIN 2184-1
Tap Chamfer Modified Bottoming; Semi-Bottoming
Tap Style Spiral Flute
Tap Thread Size 5/16"-24
Threads per Inch 24
UNSPSC 27112806
Country of Origin Germany (subject to change)
Thread Standard EGUNF
Features Increased Wear Resistance; Plug Chamfer; Screw Thread Insert (STI) Tap; Spiral Point
Shank Type Machining Straight
Secondary Material Application Aluminum; Brass; Bronze; Copper
Secondary Material Application ISO Code N
Spiral Direction Right Hand
Class of Fit 3B
Thread Pitch 1.25mm

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