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Besly
Special Purpose
Interrupted Thread
Taps

High Speed Steel
Ground Thread

Straight Flute
3 Flute


Fractional Sizes:
1/4 | 5/16 | 3/8

Catalog Number: 4119

Besly Special Purpose Interrupted Thread Taps

These Besly Special Purpose taps are for high production tapping of through holes in nonferrous metals and low carbon steel. The interrupted thread design reduces the incidence of torn threads. They can also be used in titanium and high hardness alloy steels.

Please call 800 435-2965 for current net pricing.

Note: Click the EDP No to check availability.

   
All dimensions are in inches.
  Besly Special Purpose
Interrupted Thread
Taps
Catl No. 4119
Fractional Sizes
 
   
  Besly Surface Treatments Besly Drill Selector
Tap Size
& TPI
No. of Flutes Chamfer Type P.D. Limits Surface Treat EDP No Pkg Qty Basic Pitch Dia. Overall Length
A
Thread Length
B
Shank Dia.
C
Square Length
D
Square Size
E
1/4-20 3 Plug H3   10608 12 .2175 2-1/2 1 .255 5/16 .191
1/4-20 3 Bot H3   10609 12 .2175 2-1/2 1 .255 5/16 .191
1/4-28 3 Plug H3   10616 12 .2268 2-1/2 1 .255 5/16 .191
1/4-28 3 Bot H3   10617 12 .2268 2-1/2 1 .255 5/16 .191
5/16-18 3 Plug H3   10618 12 .2764 2-23/32 1-1/8 .318 3/8 .238
5/16-18 3 Bot H3   10619 12 .2764 2-23/32 1-1/8 .318 3/8 .238
5/16-24 3 Plug H3   10626 12 .2854 2-23/32 1-1/8 .318 3/8 .238
5/16-24 3 Bot H3   10627 12 .2854 2-23/32 1-1/8 .318 3/8 .238
3/8-16 3 Plug H3   10628 12 .3344 2-15/16 1-1/4 .381 7/16 .286
3/8-16 3 Bot H3   10629 12 .3344 2-15/16 1-1/4 .381 7/16 .286
3/8-24 3 Plug H3   10636 12 .3479 2-15/16 1-1/4 .381 7/16 .286
3/8-24 3 Bot H3   10637 12 .3479 2-15/16 1-1/4 .381 7/16 .286
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