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4HHK4 High-Performance Spiral-Point Taps for Steel & Stainless Steel

$100.05

Bulk orders will be discounted, please contact us.

These taps are designed for tapping steel and stainless steel. They have a black-oxide finish that retains lubricants to improve the taps' wear resistance and chip flow.

Product Number: 4HHK4

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  • Description
Mfr Model 1725301
Thread Size 7/8"-14
Tap Material HSS-E
Tap Finish Black Oxide
Thread Length 1-5/16 in
Overall Length 4-21/32 in
Thread Limit H4
Number of Flutes 3
Primary Material Application Stainless Steel; Steel
Thread Direction Right Hand
Coolant Fed Non-Coolant Through
Drill Bit Size 0.8008 in; 0.8054 in; 0.8101 in; 0.8147 in; 0.8193 in
Extended Neck Yes
Measurement System Fractional Inch
Primary Material Application ISO Code M; P1
Shank Dia 11/32 in
Shank Length 2-25/32 in
Square Size 0.5220 in
Standards ANSI
Tap Chamfer Plug
Tap Thread Size 7/8"-14
Threads per Inch 14
UNSPSC 23153305
Country of Origin Mexico (subject to change)
Thread Standard UNF
Shank Type Machining Straight
Secondary Material Application Aluminum; Brass; Bronze; Cast Iron; Copper; Stainless Steel; Steel
Secondary Material Application ISO Code K; M; N
Spiral Direction Neutral
Class of Fit 2B
Thread Pitch 1.25 mm
Min Bore Dia 0.3810 in

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