Search Products

33ZH30 Spiral-Flute STI Taps

$18.85

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. Cobalt taps are harder and provide more wear resistance when tapping hard materials at high speeds than high-speed steel taps.

Product Number: 33ZH30

SEND INQUIRY

  • Description
Mfr Model 1713201
Thread Size 1/4"-28
Tap Material High Speed Steel
Tap Finish Black Oxide
Thread Length 45/64 in
Overall Length 2-23/32 in
Thread Limit H2
Number of Flutes 3
Primary Material Application Stainless Steel; Steel
Thread Direction Right Hand
Coolant Fed Non-Coolant Through
Extended Neck Yes
Interrupted Thread Yes
Material Grade Machining 301
Measurement System Fractional Inch
Primary Material Application ISO Code M; P
Shank Dia 5/16 in
Shank Length 1-37/64 in
Square Size 0.2380 in
Tap Chamfer Plug
Tap Style Spiral Point
Tap Thread Size 1/4"-28
Threads per Inch 28
UNSPSC 23153305
Country of Origin Mexico (subject to change)
Thread Standard UNF
Features Spiral Point
Shank Type Machining Straight
Secondary Material Application Aluminum; Brass; Bronze; Cast Iron; Copper; Steel
Secondary Material Application ISO Code K; N; P
Spiral Direction Neutral
Thread Pitch 3.00mm
× Success!success