Besly Popular Special Taps - Catalog No. 4134

Besly Popular Special
Spiral Pointed Taps

High Speed Steel
Ground Thread

Straight Flute
2 and 3 Flute

Metric Sizes:
M1.6 | M1.8 | M2 | M2.2 | M2.5 | M3 | M3.5 | M4 | M4.5 | M5 | M6 | M7 | M8 | M10 | M11 | M12 | M14 | M16 | M20 | M24

Also available...

Standard Sizes: Catl No. 4134

Catalog Number: 4134

Besly Standard Spiral Pointed Taps
Besly Popular Special Straight Flute Taps are for general use in production tapping or hand operations. These tools are manufactured by Besly to meet the growing demand for metric sizes. Choose the plug chamfer style for thru hole applications or blind holes with sufficient clearance. The bottoming style is used for threading deep or blind holes to the bottom.

Please call 800 435-2965 for current prices.

Printing Hint: Reduce the text size and turn off background printing before printing this page.

Tap Size & TPI	Inch Equivalent	No. of Flutes	Cham Type	P.D. Limits	Special Features	EDP No	Overall Length A	Thread Length B	Shank Dia. C	Square Length D	Square Size E
M1.6 x 0.35	.0630 x 72.57	2	Plug	D3		18506	1-5/8	5/16	.141	3/16	.110
M1.8 x 0.35	.0709 x 72.57	2	Plug	D3		18507	1-11/16	3/8	.141	3/16	.110
M2 x 0.4	.0788 x 63.50	2	Plug	D3		18508	1-3/4	7/16	.141	3/16	.110
M2.2 x 0.45	.0867 x 56.44	2	Plug	D3		18509	1-3/4	7/16	.141	3/16	.110
M2.5 x 0.45	.0985 x 56.44	2	Plug	D1		18510	1-13/16	1/2	.141	3/16	.110
M2.5 x 0.45	.0985 x 56.44	2	Plug	D3		18511	1-13/16	1/2	.141	3/16	.110
M3 x 0.5	.1182 x 50.80	2	Plug	D1		18512	1-15/16	5/8	.141	3/16	.110
M3 x 0.5	.1182 x 50.80	2	Plug	D5		19567	1-15/16	5/8	.141	3/16	.110
M3 x 0.5	.1182 x 50.80	2	Plug	D7		18136	1-15/16	5/8	.141	3/16	.110
M3.5 x 0.6	.1378 x 42.33	2	Plug	D1		18513	2	11/16	.141	3/16	.110
M3.5 x 0.6	.1378 x 42.33	2	Plug	D4	6" ext	18514	6	11/16	.141	3/16	.110
M3.5 x 0.6	.1378 x 42.33	2	Plug	D11	+.005	18515	2	11/16	.141	3/16	.110
M4 x 0.7	.1575 x 36.29	2	Plug	D2		18516	2-1/8	3/4	.168	1/4	.131
M4 x 0.7	.1575 x 36.29	2	Plug	D4	6" ext	18517	6	3/4	.168	1/4	.131
M4 x 0.7	.1575 x 36.29	2	Plug	D7		17696	2-1/8	3/4	.168	1/4	.131
M4 x 0.7	.1575 x 36.29	2	Plug	D11	+.005	18518	2-1/8	3/4	.168	1/4	.131
M4.5 x 0.75	.1772 x 33.87	2	Plug	D2		18519	2-3/8	7/8	.194	1/4	.152
M4.5 x 0.75	.1772 x 33.87	2	Plug	D4	6" ext	18520	6	7/8	.194	1/4	.152
M4.5 x 0.75	.1772 x 33.87	2	Plug	D11	+.005	18521	2-3/8	7/8	.194	1/4	.152

Tap Size & TPI	Inch Equivalent	No. of Flutes	Cham Type	P.D. Limits	Special Features	EDP No	Overall Length A	Thread Length B	Shank Dia. C	Square Length D	Square Size E
M5 x 0.8	.1969 x 31.75	2	Plug	D2		18522	2-3/8	7/8	.194	1/4	.152
M5 x 0.8	.1969 x 31.75	2	Plug	D4	6" ext	18523	6	7/8	.194	1/4	.152
M5 x 0.8	.1969 x 31.75	2	Plug	D7		18137	2-3/8	7/8	.194	1/4	.152
M5 x 0.8	.1969 x 31.75	2	Plug	D11	+.005	18524	2-3/8	7/8	.194	1/4	.152
M5 x 0.5	.1969 x 50.80	2	Plug	D3		18562	2-3/8	7/8	.194	1/4	.152
M6 x 1	.2363 x 25.40	2	Plug	D3		18525	2-1/2	1	.255	5/16	.191
M6 x 1	.2363 x 25.40	2	Plug	D5	6" ext	18526	6	1	.255	5/16	.191
M6 x 1	.2363 x 25.40	2	Plug	D11	+.005	18527	2-1/2	1	.255	5/16	.191
M6 x 0.75	.2363 x 33.87	2	Plug	D3		18528	2-1/2	1	.255	5/16	.191
M7 x 1	.2756 x 25.40	2	Plug	D11	+.005	18530	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.25	.3150 x 20.32	2	Plug	D3		18531	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.25	.3150 x 20.32	2	Plug	D5	6" ext	19580	6	1-1/8	.318	3/8	.238
M8 x 1.25	.3150 x 20.32	2	Plug	D11	+.005	18532	2-23/32	1-1/8	.318	3/8	.238
M8 x 1	.3150 x 25.40	2	Plug	D3		18533	2-23/32	1-1/8	.318	3/8	.238
M8 x 1	.3150 x 25.40	2	Plug	D11	+.005	18534	2-23/32	1-1/8	.318	3/8	.238
M10 x 1.5	.3937 x 16.93	3	Plug	D3		18535	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.5	.3937 x 16.93	3	Plug	D6	6" ext	19587	6	1-1/4	.381	7/16	.286
M10 x 1.5	.3937 x 16.93	3	Plug	D11	+.005	18536	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.25	.3937 x 20.32	3	Plug	D3		18537	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.25	.3937 x 20.32	3	Plug	D11	+.005	18108	2-15/16	1-1/4	.381	7/16	.286
M10 x 1	.3937 x 25.40	3	Plug	D5		18142	2-15/16	1-1/4	.381	7/16	.286

Tap Size & TPI	Inch Equivalent	No. of Flutes	Cham Type	P.D. Limits	Special Features	EDP No	Overall Length A	Thread Length B	Shank Dia. C	Square Length D	Square Size E
M11 x 1.5	.4331 x 16.93	3	Plug	D6		18539	3-3/16	1-1/2	.323	7/16	.242
M12 x 1.75	.4725 x 14.51	3	Plug	D3		18540	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.75	.4725 x 14.51	3	Plug	D6	6" ext	18134	6	1-21/32	.367	7/16	.275
M12 x 1.75	.4725 x 14.51	3	Plug	D11	+.005	18541	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.5	.4725 x 16.93	3	Plug	D6		19592	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.25	.4725 x 20.32	3	Plug	D3		18542	3-3/8	1-21/32	.367	7/16	.275
M12 x 1	.4725 x 25.40	3	Plug	D5		18135	3-3/8	1-21/32	.367	7/16	.275
M14 x 2	.5512 x 12.70	3	Plug	D3		18544	3-19/32	1-21/32	.429	1/2	.322
M14 x 1.5	.5512 x 16.93	3	Plug	D3		18543	3-19/32	1-21/32	.429	1/2	.322
M16 x 2	.6300 x 12.70	3	Plug	D4		18548	3-13/16	1-13/16	.480	9/16	.360
M16 x 2	.6300 x 12.70	3	Plug	D7	6" ext	19585	6	1-13/16	.480	9/16	.360
M16 x 2	.6300 x 12.70	3	Plug	D11	+.005	18549	3-13/16	1-13/16	.480	9/16	.360
M16 x 1.5	.6300 x 16.93	3	Plug	D3		18550	3-13/16	1-13/16	.480	9/16	.360
M20 x 2.5	.7875 x 10.16	3	Plug	D7		19596	4-15/32	2	.652	11/16	.489
M24 x 3	.9449 x 8.47	3	Plug	D8		19597	4-29/32	2-7/32	.760	3/4	.570