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15J358 Cobalt Straight-Flute Hand Taps

$16.47

Bulk orders will be discounted, please contact us.

The black-oxide finish on these taps retains lubricants to improve the taps' wear resistance and chip flow. Black-oxide taps should only be used on ferrous metals.

Product Number: 15J358

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  • Description
Mfr Model 330279
Thread Size 5/16"-18
Tap Material Cobalt
Tap Finish Black Oxide
Thread Length 11/16 in
Overall Length 2-23/32 in
Thread Limit H5
Number of Flutes 4
Tap Length Standard USCTI
Tap Shank Standard USCTI
Primary Material Application Cast Iron; Hardened Steel
Thread Direction Right Hand
Coolant Fed Non-Coolant Through
Extended Neck Yes
Measurement System Fractional Inch
Primary Material Application ISO Code H; K
Shank Dia 5/16 in
Shank Length 1-19/32 in
Square Size 0.2380 in
Standards USCTI Table 302A
Tap Chamfer Semi-Bottoming
Tap Style Straight Flute (Hand)
Threads per Inch 18
UNSPSC 23153305
Country of Origin USA (subject to change)
Thread Standard UNC
Shank Type Machining Straight
Spiral Direction Neutral
Class of Fit 2B-3B

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