Besly Popular Special Taps - Catalog No. 4124LH

Besly Popular Special
Straight Flute Taps

High Speed Steel
Ground Thread

Left Hand

Straight Flute
2, 3, 4 and 6 Flute

Metric Sizes:
M4 | M4.5 | M5 | M6 | M7 | M8 |
M10 | M12 | M14 | M16 | M18 |
M20 | M22 | M24 | M27 | M30

Also available...

Standard Sizes: Catl No. 4124

Popular Specials: Catl No. 4124

Catalog Number: 4124LH

Besly Standard Turbo Cut® 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.

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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
M4 x 0.7	.1575 x 36.29	4	Taper	D4	Left hand	18338	2-1/8	3/4	.168	1/4	.131
M4 x 0.7	.1575 x 36.29	4	Plug	D4	Left hand	18339	2-1/8	3/4	.168	1/4	.131
M4 x 0.7	.1575 x 36.29	4	Bot	D4	Left hand	18340	2-1/8	3/4	.168	1/4	.131
M4.5 x 0.75	.1772 x 33.87	4	Taper	D4	Left hand	18341	2-3/8	7/8	.194	1/4	.152
M4.5 x 0.75	.1772 x 33.87	4	Plug	D4	Left hand	18342	2-3/8	7/8	.194	1/4	.152
M4.5 x 0.75	.1772 x 33.87	4	Bot	D4	Left hand	18343	2-3/8	7/8	.194	1/4	.152
M5 x 0.8	.1969 x 31.75	4	Taper	D4	Left hand	18344	2-3/8	7/8	.194	1/4	.152
M5 x 0.8	.1969 x 31.75	4	Plug	D4	Left hand	18345	2-3/8	7/8	.194	1/4	.152
M5 x 0.8	.1969 x 31.75	4	Bot	D4	Left hand	18346	2-3/8	7/8	.194	1/4	.152
M6 x 1.0	.2363 x 25.40	4	Taper	D5	Left hand	18347	2-1/2	1	.255	5/16	.191
M6 x 1.0	.2363 x 25.40	4	Plug	D5	Left hand	18348	2-1/2	1	.255	5/16	.191
M6 x 1.0	.2363 x 25.40	4	Bot	D5	Left hand	18349	2-1/2	1	.255	5/16	.191
M7 x 1.0	.2756 x 25.40	4	Taper	D5	Left hand	18350	2-23/32	1-1/8	.318	3/8	.238
M7 x 1.0	.2756 x 25.40	4	Plug	D5	Left hand	19351	2-23/32	1-1/8	.318	3/8	.238
M7 x 1.0	.2756 x 25.40	4	Bot	D5	Left hand	18352	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.25	.3150 x 20.32	4	Taper	D5	Left hand	18353	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.25	.3150 x 20.32	4	Plug	D5	Left hand	18354	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.25	.3150 x 20.32	4	Bot	D5	Left hand	18355	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.0	.3150 x 25.40	4	Taper	D5	Left hand	18356	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.0	.3150 x 25.40	4	Plug	D5	Left hand	18357	2-23/32	1-1/8	.318	3/8	.238
M8 x 1.0	.3150 x 25.40	4	Bot	D5	Left hand	18358	2-23/32	1-1/8	.318	3/8	.238

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
M10 x 1.5	.3937 x 16.93	4	Taper	D6	Left hand	18359	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.5	.3937 x 16.93	4	Plug	D6	Left hand	18360	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.5	.3937 x 16.93	4	Bot	D6	Left hand	18361	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.25	.3937 x 20.32	4	Taper	D5	Left hand	18362	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.25	.3937 x 20.32	4	Plug	D5	Left hand	18363	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.25	.3937 x 20.32	4	Bot	D5	Left hand	18364	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.0	.3937 x 25.40	4	Taper	D5	Left hand	18376	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.0	.3937 x 25.40	4	Plug	D5	Left hand	18379	2-15/16	1-1/4	.381	7/16	.286
M10 x 1.0	.3937 x 25.40	4	Bot	D5	Left hand	18380	2-15/16	1-1/4	.381	7/16	.286
M12 x 1.75	.4725 x 14.51	4	Taper	D6	Left hand	18365	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.75	.4725 x 14.51	4	Plug	D6	Left hand	18366	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.75	.4725 x 14.51	4	Bot	D6	Left hand	18367	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.25	.4725 x 20.32	4	Taper	D5	Left hand	18368	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.25	.4725 x 20.32	4	Plug	D5	Left hand	18369	3-3/8	1-21/32	.367	7/16	.275
M12 x 1.25	.4725 x 20.32	4	Bot	D5	Left hand	18370	3-3/8	1-21/32	.367	7/16	.275
M14 x 2	.5512 x 20.70	4	Taper	D7	Left hand	18371	3-19/32	1-21/32	.429	1/2	.322
M14 x 2	.5512 x 20.70	4	Plug	D7	Left hand	18372	3-19/32	1-21/32	.429	1/2	.322
M14 x 2	.5512 x 20.70	4	Bot	D7	Left hand	18373	3-19/32	1-21/32	.429	1/2	.322
M14 x 1.5	.5512 x 16.93	4	Taper	D6	Left hand	18363	3-19/32	1-21/32	.429	1/2	.322
M14 x 1.5	.5512 x 16.93	4	Plug	D6	Left hand	18384	3-19/32	1-21/32	.429	1/2	.322
M14 x 1.5	.5512 x 16.93	4	Bot	D6	Left hand	18385	3-19/32	1-21/32	.429	1/2	.322

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
M16 x 2.0	.6300 x 12.70	4	Taper	D7	Left hand	18386	3-13/16	1-13/16	.480	9/16	.360
M16 x 2.0	.6300 x 12.70	4	Plug	D7	Left hand	18387	3-13/16	1-13/16	.480	9/16	.360
M16 x 2.0	.6300 x 12.70	4	Bot	D7	Left hand	18388	3-13/16	1-13/16	.480	9/16	.360
M16 x 1.5	.6300 x 16.93	4	Taper	D6	Left hand	18389	3-13/16	1-13/16	.480	9/16	.360
M16 x 1.5	.6300 x 16.93	4	Plug	D6	Left hand	18390	3-13/16	1-13/16	.480	9/16	.360
M16 x 1.5	.6300 x 16.93	4	Bot	D6	Left hand	18391	3-13/16	1-13/16	.480	9/16	.360
M18 x 2.5	.7087 x 10.16	4	Taper	D7	Left hand	18392	4-1/32	1-13/16	.542	5/8	.406
M18 x 2.5	.7087 x 10.16	4	Plug	D7	Left hand	18393	4-1/32	1-13/16	.542	5/8	.406
M18 x 2.5	.7087 x 10.16	4	Bot	D7	Left hand	18394	4-1/32	1-13/16	.542	5/8	.406
M18 x 1.5	.7087 x 16.93	4	Taper	D6	Left hand	18395	4-1/32	1-13/16	.542	5/8	.406
M18 x 1.5	.7087 x 16.93	4	Plug	D6	Left hand	18396	4-1/32	1-13/16	.542	5/8	.406
M18 x 1.5	.7087 x 16.93	4	Bot	D6	Left hand	18397	4-1/32	1-13/16	.542	5/8	.406
M20 x 2.5	.7875 x 10.16	4	Taper	D7	Left hand	18398	4-15/32	2	.652	11/16	.489
M20 x 2.5	.7875 x 10.16	4	Plug	D7	Left hand	18399	4-15/32	2	.652	11/16	.489
M20 x 2.5	.7875 x 10.16	4	Bot	D7	Left hand	18400	4-15/32	2	.652	11/16	.489
M20 x 1.5	.7875 x 16.93	4	Taper	D6	Left hand	18401	4-15/32	2	.652	11/16	.489
M20 x 1.5	.7875 x 16.93	4	Plug	D6	Left hand	18402	4-15/32	2	.652	11/16	.489
M20 x 1.5	.7875 x 16.93	4	Bot	D6	Left hand	18403	4-15/32	2	.652	11/16	.489

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
M22 x 2.5	.8662 x 10.16	4	Taper	D7	Left hand	18404	4-11/16	2-7/32	.697	3/4	.523
M22 x 2.5	.8662 x 10.16	4	Plug	D7	Left hand	18405	4-11/16	2-7/32	.697	3/4	.523
M22 x 2.5	.8662 x 10.16	4	Bot	D7	Left hand	18406	4-11/16	2-7/32	.697	3/4	.523
M22 x 1.5	.8662 x 16.93	4	Taper	D6	Left hand	18407	4-11/16	2-7/32	.697	3/4	.523
M22 x 1.5	.8662 x 16.93	4	Plug	D6	Left hand	18408	4-11/16	2-7/32	.697	3/4	.523
M22 x 1.5	.8662 x 16.93	4	Bot	D6	Left hand	18409	4-11/16	2-7/32	.697	3/4	.523
M24 x 3	.9449 x 8.47	4	Taper	D8	Left hand	18414	4-29/32	2-7/32	.760	3/4	.570
M24 x 3	.9449 x 8.47	4	Plug	D8	Left hand	18415	4-29/32	2-7/32	.760	3/4	.570
M24 x 3	.9449 x 8.47	4	Bot	D8	Left hand	18416	4-29/32	2-7/32	.760	3/4	.570
M24 x 2	.9449 x 12.70	4	Taper	D7	Left hand	18417	4-29/32	2-7/32	.760	3/4	.570
M24 x 2	.9449 x 12.70	4	Plug	D7	Left hand	18418	4-29/32	2-7/32	.760	3/4	.570
M24 x 2	.9449 x 12.70	4	Bot	D7	Left hand	18419	4-29/32	2-7/32	.760	3/4	.570
M27 x 3	1.0630 x 8.47	4	Taper	D8	Left hand	18420	5-1/8	2-1/2	.896	7/8	.672
M27 x 3	1.0630 x 8.47	4	Plug	D8	Left hand	18421	5-1/8	2-1/2	.896	7/8	.672
M27 x 3	1.0630 x 8.47	4	Bot	D8	Left hand	18422	5-1/8	2-1/2	.896	7/8	.672
M30 x 3.5	1.1812 x 7.26	4	Taper	D9	Left hand	18423	5-7/16	2-9/16	1.021	1	.766
M30 x 3.5	1.1812 x 7.26	4	Plug	D9	Left hand	18424	5-7/16	2-9/16	1.021	1	.766
M30 x 3.5	1.1812 x 7.26	4	Bot	D9	Left hand	18425	5-7/16	2-9/16	1.021	1	.766