null

Workshop visits welcome, by appointment only. Please phone to arrange a visit time.

UNF 3pc Tap Sets - Sizes from 1/4" to 1"

Shipping:
Calculated at Checkout
  • Buy UNF Tap Sets Australia
  • Carbon steel UNF taps
  • quality UNF tap sets australia
$23.95 - $159.95

Description

APRICA BRANDED ISO STANDARD

CARBON STEEL UNF THREAD

 

 EACH TAP SIZE HAS 3 LEADS:

TAPER, INTERMEDIATE & PLUG

 

Thread / Size chart:
 SIZE        

TPI 

1/4" 28
5/16" 24
3/8" 24
7/16" 20
1/2" 20
9/16" 18
5/8" 18
3/4" 16
7/8" 14
1" 12 HSS
1" 14

 

Click here for -  TAP HOLDERS TO SUIT

Click here for - UNF DIES TO SUIT

 

 

Tap size

Tap Type

TPI (Threads per inch)

Basic major dia (inches)

Basic effective dia (inches) Basic minor dia of ext. threads (inches) Basic minor dia of int. threads (inches)

Drill size

0-80

UNF

80

.0600

.0519 .0447 .0465

3/64

1-64 UNC 64 .0730 .0629 .0538 .0561 #54

2-56

UNC

56

.0860

.0744 .0641 .0667

#50

2-64

UNF

64

.0860

.0759 .0668 .0691

#50

4-40

UNC

40

.1120

.0958 .0813 .0849

#43

4-48

UNF

48

.1120

.0985 .0864 .0894

#42

5-40

UNC

40

.1250

.1088 .0943 .0979

#38

5-44

UNF

44

.1250

.1102 .0971 .1004

#37

6-32

UNC

32

.1360

.1177 .0997 .1042

#36

6-40

UNF

40

.1360

.1218 .1073 .1109

#33

8-32

UNC

32

.1640

.1437 .1257 .1302

#29

8-36

UNF

36

.1640

.1460 .1299 .1339

#29

10-24

UNC

24

.1900

.1629 .1389 .1449

#25

10-32

UNF

32

.1900

.1697 .1517 .1562

#21

1/4-20

UNC

20

.2500

.2175 .1887 .1959

#7

1/4-28

UNF

28

.2500

.2268 .2062 .2113

#3

5/16-18

UNC

18

.3125

.2764 .2443 .2524

F

5/16-24

UNF

24

.3125

.2854 .2614 .2674

I

3/8-16

UNC

16

.3750

.3344 .2983 .3073

5/16

3/8-24

UNF

24

.3750

.3479 .3239 .3299

Q

7/16-14

UNC

14

.4375

.3911 .3499 .3602

U

7/16-20

UNF

20

.4375

.4050 .3762 .3834

25/64

1/2-13

UNC

13

.5000

.4500 .4056 .4167

27/64

1/2-20

UNF

20

.5000

.4675 .4387 .4459

29/64

9/16-12

UNC

12

.5625

.5084 .4603 .4723

31/64

9/16-18

UNF

18

.5625

.5264 .4943 .5024

33/64

5/8-11

UNC

11

.6250

.5660 .5135 .5266

17/32

5/8-18

UNF

18

.6250

.5869 .5568 .5649

37/64

3/4-10

UNC

10

.7500

.6650 .6273 .6417

21/32

3/4-16

UNF

16

.7500

.7094 .6733 .6823

11/16

7/8-9

UNC

9

.8750

.8028 .7387 .7547

49/64

7/8-14

UNF

14

.8750

.8286 .7874 .7977

13/16

1-8

UNC

8

1.000

.9188 .8466 .8647

7/8

1-14

UNF

14

1.000

.9459 .8978 .9098

15/16

1 1/8-7

UNC

7

1.1250

1.0322 .9497 .9704

63/64

1 1/8-12

UNF

12

1.1250

1.0709 1.0228 1.0348

1 3/64

1 1/4-7 UNC 7 1.2500 1.1572 1.0747 1.0954 1 7/64
1 3/8-6 UNC 6 1.3750 1.2667 1.1705 1.1946 1 13/64
1 1/2-6 UNC 6 1.5000 1.3917 1.2955 1.3196 1 11/32
1 3/4-5 UNC 5 1.7500 1.6201 1.5046 1.5335 1 35/64
2-4.5 UNC 4 1/2 2.0000 1.8557 1.7274 1.7594 1 25/32
View AllClose
//]]>