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Dimension

Dia. x Square

Metric

UNC

UNF

BSW

BSF

BA

Shank dia. enlarged

Shank dia. enlarged

Shank dia. enlarged

Shank dia. enlarged

Shank dia. enlarged

Shank dia. enlarged

3.15x2.5

M4

M3

-

No.4-40

-

No.4-48

-

-

-

-

-

No. 5

-

-

No.8.32

No.5-40

No.8-36

No.5-44

-

-

-

-

No. 3

-

3.55x2.8

M4.5

M3.5

No.10-24

No.6-32

No.10-32

No.6-40

3/16"24

-

3/16"-32

-

No.2

No. 4

4x3.15

M5

M4

No.12-24

-

No.12-28

-

-

-

7/32"-28

-

No. 1

-

4.5x3.55

M6

-

1/4"20

No.8-32

1/4"-28

No.3-36

1/4"20

-

1/4"-26

-

No. 0

No. 3

5x4

-

M5

-

No.10-24

-

No.10-32

-

3/16"-24

-

3/16"-32

-

No. 2

5.6x4.5

-

-

-

No.12-24

-

No.12-28

-

-

9/32"-26

7/32"-28

-

No. 1

6.3x5

M8

M6

5/16"-18

1/4"-20

5/16"-24

1/4"-28

5/16"-18

1/4"-20

5/16"-22

1/4"-26

-

No. 0

7.1x5.6

-

-

3/8"-16

-

3/8"-24

-

3/8"-16

-

3/8"-20

9/32"-36

-

-

8x6.3

M10

M8

7/16"-14

5/16"-18

7/16"-20

-

7/16"-14

5/16"-18

7/16"-18

5/16"-22

-

-

9x7.1

M12

-

1/2"-13

-

1/2"-20

-

1/2"-12

-

1/2"-12

-

-

-

10x8

-

M10

-

3/8"-16

-

3/8"-24

-

3/8"-16

-

3/8"-20

-

-

11.2x9

M14

-

9/16"-12

-

9/16"18

-

9/16"-12

-

9/16"-16

-

-

-

12.5x10

M16

-

5/8"-11

-

5/8"-18

-

5/8"-11

-

3/8"-14

-

-

-

14x11.2

M18

-

3/4"-10

-

3/4"-16

-

11/16"-11

-

11/16"-14

-

-

-

M20

-

-

-

-

-

3/4"-10

-

3/4"-12

-

-

-

16x12.5

M22

-

7/8"-9

7/8"-14

-

7/8"-9

-

7/8"-11

-

-

-

18x14

M24

-

1"-8

-

1"-12

-

1"-8

-

1"-10

-

-

-

20x16

M27

-

11/8"7

-

11/8"-12

-

11/8"-7

-

11/8"-9

-

-

-

M30

-

-

-

-

-

-

-

-

-

-

-

22.4x18

M33

-

1/1/4"-4

-

1/1/4"-12

-

11/4"-7

-

11/4"-9

-

-

-

25x20

M36

-

13/8"-6

-

13/8"-12

-

-

-

13/8"-8

-

-

-

28x22.4

M39

1/1/2"-6

1/1/2"-12

-

11/2"-6

-

11/2"-8

-

-

-

M42

-

-

-

-

-

-

15/8"-8

-

-

-

31.5x25

M45

-

13/4"-5

-

-

-

13/4"-5

-

13/4"-7

-

-

-

Tap Shank Dimensions

Dimension Dia x Square	DIN 352	DIN 353	DIN 371	DIN 374	DIN 376	DIN 2182	DIN 2183
3.5x2.7	M3	-	M3	M5	M5	1/8"	-
4x3	M4	-	M3.5	-	-	-	-
4.5x3.4	M4	-	M4	M6	M6	5/32"	1/4"
6x4.9	M5	-	M5	-	-	7/32"	-
	M6	-	M6	-	-	-	-
	M8	-	-	M8	M8	-	-
7x5.5	M10	G1/8"	-	M10	M10	1/4"	3/8"
8x6.2	-	-	M8	-	-	5/16"	7/16"
9x7	M12	-	M10	M12	M12	3/8"	1/2"
10x8	-	-	-	-	-	-	-
11x9	M14	G1/4"	-	M14	M14	-	9/16"
12x9	M16	G3/8"	-	M16	M16	-	5/8"
14x11	M18	-	-	M18	M18	-	11/16"
16x12	M20	G1/2"	-	M20	M20	-	13/16"
18x14.5	M22	G5/8"	-	M22	M22	-	7/8"
18x14.5	M24	-	-	M24	M24	-	15/16"
20x16	M27	G3/4"	-	M27	M27	-	1"
22x18	M30	G7/8"	-	M30	M30	-	11/8"
25x20	M33	G1"	-	M33	M33	-	11/4"
28x22	M36	G11/8"	-	M36	M36	-	13/8"
32x24	M39	G11/8"	-	M39	M39	-	11/2"
32x24	M42	-	-	M42	M42	-	15/8"
36x29	M45	G3/8"	-	M45	M45	-	13/4"
	M48	G11/2"	-	M48	M48	-	17/8"
	-	G13/4"	-	-	-	-	-
	-	G2"	-	-	-	-	-

Tap Shank Dimensions

Dimension in Inch		Metric		Tap Size	Dimension in Inch.		Metric		Typ Size	Dimension in mm.		Tap Size
Dia x Square		Conversions		Tap Size	Dia x Square		Conversions		Typ Size	Dia x Square		Tap Size
0.141	0.110	3.59	2.80	1/8" No.6	0.590	0.442	14.99	11.23	3/4"	4.0	3.0	M3 & M3.5
0.168	0.131	4.27	3.33	5/32" No.8	0.652	0.489	16.57	12.43	M20	5.0	4.0	M4 & M4.5
0.194	0.152	4.93	3.87	3/16" No.10	0.688	0.515	17.47	13.09	1/2"ps	5.5	4.5	M5
0.220	0.165	5.59	4.20	No.12	0.697	0.523	17.71	13.29	7/8"	6.0	4.5	M6
0.255	0.191	6.48	4.86	1/4" No. 14	0.700	0.531	17.78	13.49	3/8"ps	6.2	5.0	M7 & M8
0.312	0.234	7.94	5.95	1/16"ps 1/8"ps	0.760	0.570	19.31	14.48	M24	7.0	5.5	M9 & M10
0.318	0.238	8.08	6.05	5/16"3/8"	0.800	0.600	20.32	15.24	1"	8.0	6.2	M11
0.323	0.242	8.21	6.15	5/16"7/16"	0.896	0.672	22.76	17.07	11/8"	8.5	6.5	M12
0.367	0.275	9.33	6.99	1/2"	0.906	0.679	23.02	17.25	3/4"p	10.5	8.0	M14
0.318	0.286	9.68	7.27	3/8"	1.021	0.766	25.94	19.46	11/4"	12.5	10.0	M16
0.429	0.322	10.90	8.18	9/16"	1.108	0.833	28.15	21.11	13/8"	14.0	11.0	M18
0.438	0.328	11.12	8.34	1/8"ps	1.125	0.843	28.58	21.42	1"p	15.0	12.0	M20
0.480	0.360	12.20	9.15	5/8"	1.233	0.925	31.32	23.50	11/2"	17.0	13.0	M22
0.542	0.406	13.77	10.31	11/16"	1.132	0.984	33.34	25.00	11/4"p	19.0	15.0	M24
0.563	0.421	14.29	10.70	1/4"ps	1.430	1.072	36.33	27.23	13/4"	20.0	15.0	M27
0.563	0.421	14.29	10.70	1/4"ps	1.430	1.072	36.33	27.23	13/4"	23.17	23.17	M30

KWESM1B, KWESM2B, KWESM3B

Dimension	D	d	d1	L
KWESM 1B (Modular)	32	19	10.50	24.00
KWESM 2B (Modular)	50	31	19	30.50
KWESM 3B (Modular)	72	48	28	41.00

Dimension	D1	d1	L
Extension For KWESM1B	19	10.50	25 50
Extension For KWESM2B	29	19	50 100
Extension For KWESM3B	45	28	50 100

Tap Adaptor (Modular)	D1	d1	L2	Mention Tap Size, Dia. & Square
For KWESM 1B	19	10.50	41.00	See Qrdering Example
For KWESM 2B	29	19	60.00	See Qrdering Example
For KWESM 3B	45	28	90.00	See Qrdering Example