Airtek Ltd. — 514-336-3820 — sales@airtekltd.com — www.airtekltd.com

Cutting Tools
Threadwell Taps
Series 621 30° Helix Spiral Flute Taps

spiral flute hand tap

For easy removal of chips from a blind hole or for tapping holes in which a key way or opening must be bridged by the tap lands.
The entire flute is on spiral as in twist drills.

Available in plug and bottoming style

Tap
Size		 Number of
Flutes		 H2 H3
Plug Bottoming Plug Bottoming
4-40 2 61032 61033
5-40 2 61034 61035
6-32 2 61036 61037
8-32 2 61038 61039
10-24 2 61040 61041
10-32 2 61042 61043
1/4-20 2 61044 61045
1/4-20 3 61046 61047
1/4-28 2 61048 61049
1/4-28 3 61050 61051
5/16-18 3 61052 61053
5/16-24 3 61054 61055
3/8-16 3 61056 61057
3/8-24 3 61058 61059
7/16-14 3 61060 61061
7/16-20 3 61062 61063
1/2-13 3 61064 61065
1/2-20 3 61066 61067

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Series 606 52° Helix Spiral Flute Taps

spiral flute hand tap

Supra Cut fast spiral design performs excellently in bottoming and deep blind holes, also makes tapping easier and cleaner on through holes.
This fast spiral design provides the utmost accuracy in ductile materials, some stainless steels and maintains a high rate of production.

Available in plug and bottoming style.

Machine Screw Sizes

Tap
Size		 Number of
Flutes		 H1 H2 H3
Plug Bottoming Plug Bottoming Plug Bottoming
3-48 2 61494
3-56 2 61495
4-40 2 61496 61497
4-48 2 61498
5-40 2 61499 61500
5-44 2 61501
6-32 2 61502 61503 61504 61505 61506 61507
6-40 2 61508 61509 61510
8-32 3 61511 61512 61513 61514 61515 61516
8-36 3 61517 61518 61519
10-24 3 61520 61521 61522 61523 61524 61525
10-32 3 61526 61527 61528 61529 61530 61531
12-24 3 61532 61533 61534 61535
12-28 3 61536 61537 61538

Fractional Sizes

Tap
Size		 Number of
Flutes		 Plug Bottoming
H1 H2 H3 H4 H5 H1 H2 H3 H4 H5
1/4-20 3 61539 61541 61543 61540 61542 61544
1/4-28 3 61545 61547 61549 61546 61548 61550
5/16-18 3 61551 61553 61555 61552 61554 61556
5/16-24 3 61557 61559 61561 61558 61560 61562
3/8-16 3 61563 61565 61568 61564 61566 61569
3/8-24 3 61570 61572 61574 61571 61573 61575
7/16-14 3 61576 61578 61580 61577 61579 61581
7/16-20 3 61582 61584 61586 61583 61585 61587
1/2-13 3 61588 61590 61592 61589 61591 61593
1/2-20 3 61594 61596 61598 61595 61597 61599
9/16-12 4 61600 61602 61604 61601 61603 61605
9/16-18 4 61606 61608 61610 61607 61609 61611
5/8-11 4 61612 61614 61616 61613 61615 61617
5/8-18 4 61618 61620 61622 61619 61621 61623
3/4-10 4 61624 61625
3/4-16 4 61626 61627

Metric Sizes

These metric taps are suitable for 6H class of fit.

Size x Pitch P.D. Limit Number of Flutes Plug Bottoming
M3 X 0.5 D3 2 61683 61684
M3.5 X 0.6 D4 3 61685 61686
M4 X 0.7 D4 3 61687 61688
M4.5 X 0.75 D4 3 61689 61690
M5 X 0.8 D4 3 61691 61692
M6 X 1.0 D5 3 61693 61694
M7 X 1.0 D5 3 61695 61696
M8 X 1.0 D5 3 61697 61698
M8 X 1.25 D5 3 61699 61700
M10 X 1.25 D5 3 61701 61702
M10 X 1.5 D6 3 61703 61704
M12 X 1.25 D5 3 61705 61706
M12 X 1.75 D6 3 61707 61708

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Due to the fact that we are continuously improving our products, the descriptions, illustrations,
specifications,dimensions, and part numbers are subject to change without notice.
Every effort has been made to have the information on this site error free, we can not be responsible for errors and or omissions.


Airtek (1990) Ltée, 5750 Donahue St., Montreal, Qc, Canada, H4S 1C1
Tel: 514-336-3820