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428P55 High-Performance Spiral-Flute Taps for Steel & Stainless Steel

$40.17

Bulk orders will be discounted, please contact us.

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

Product Number: 428P55

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  • Description
Mfr Model M23513-UNF1/4
Thread Size 1/4"-28
Tap Material High Speed Steel
Tap Finish VAP
Thread Length 3/8 in
Overall Length 3-1/8 in
Thread Limit H3; H4
Number of Flutes 3
Tap Length Standard DIN
Tap Shank Standard DIN
Primary Material Application Stainless Steel
Thread Direction Right Hand
Coolant Fed Non-Coolant Through
Drill Bit Size 0.2170 in
Extended Neck Yes
Helix Angle 40 °
Material Grade Machining VAP
Measurement System Fractional Inch
Primary Material Application ISO Code M
Shank Dia 17/64 in
Shank Length 2-29/32 in
Square Size 0.2170 in
Standards DIN 2184-1
Tap Chamfer Modified Bottoming; Semi-Bottoming
Tap Style Spiral Flute
Tap Thread Size 1/4"-28
Threads per Inch 28
UNSPSC 27112806
Country of Origin Germany (subject to change)
Thread Standard UNF
Features For Long Chipping Materials
Shank Type Machining Straight
Secondary Material Application Steel
Secondary Material Application ISO Code P
Spiral Direction Right Hand
Class of Fit 2B
Thread Pitch 1.00mm
Powdered Metal Base Material Cobalt

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