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Besly Popular Special
Spiral Flute Taps

High Speed Steel
Ground Thread

Spiral Flute
2 and 3 Flute


Metric Sizes:
M3 | M3.5 | M4 | M4.5 | M5 | M6 | M8 | M10 | M12

 Catalog Number: 4133

Besly Standard Spiral Pointed TapsBesly Popular Special Spiral Flute Taps are designed for easy removal of chips from blind holes and for tapping holes in which a keyway or opening must be bridged by the tap lands. These taps have 30° spiral flutes.

Please call 800 435-2965 for current prices.

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All dimensions are in inches.                 
  Besly Popular Special
Spiral Flute Taps
Catl No. 4133
Metric Sizes		    
 
Besly Surface Treatments Besly Drill Selector
Tap Size
& TPI		 Inch Equivalent No. of Flutes Cham Type P.D. Limits Pkg
Qty*		 EDP No Overall Length
A		 Thread Length
B		 Shank Dia.
C		 Square Length
D		 Square Size
E
M3 x 0.5 .1182 x 50.80 2 Plug D3   18565 1-15/16 5/8 .141 3/16 .110
M3 x 0.5 .1182 x 50.80 2 Bot D3   19566 1-15/16 5/8 .141 3/16 .110
M3.5 x 0.6 .1378 x 42.33 2 Plug D4   19568 2 11/16 .141 3/16 .110
M3.5 x 0.6 .1378 x 42.33 2 Bot D4   19569 2 11/16 .141 3/16 .110
M4 x 0.7 .1575 x 36.29 2 Plug D4   19570 2-1/8 3/4 .168 1/4 .131
M4 x 0.7 .1575 x 36.29 2 Bot D4   19571 2-1/8 3/4 .168 1/4 .131
M4.5 x 0.75 .1772 x 33.87 2 Plug D4   19572 2-3/8 7/8 .194 1/4 .152
M4.5 x 0.75 .1772 x 33.87 2 Bot D4   19573 2-3/8 7/8 .194 1/4 .152
M5 x 0.8 .1969 x 31.75 2 Plug D4   19574 2-2/8 7/8 .194 1/4 .152
M5 x 0.8 .1969 x 31.75 2 Bot D4   19575 2-2/8 7/8 .194 1/4 .152
M6 x 1 .2363 x 25.40 3 Plug D5   19576 2-1/2 1 .255 5/16 .191
M6 x 1 .2363 x 25.40 3 Bot D5   19577 2-1/2 1 .255 5/16 .191
M8 x 1.25 .3150 x 20.32 3 Plug D5   19578 2-23/32 1-1/8 .318 3/8 .238
M8 x 1.25 .3150 x 20.32 3 Bot D5   19579 2-23-32 1-1/8 .318 3/8 .238
M8 x 1 .3150 x 25.40 3 Plug D5   19581 2-23/32 1--1/8 .318 3/8 .238
M8 x 1 .3150 x 25.40 3 Bot D5   19582 2-23/32 1-1/8 .318 3/8 .238
M10 x 1.5 .3937 x 16.93 3 Plug D6   19585 2-15/16 1-1/4 .381 7/16 .286
M10 x 1.5 .3937 x 16.93 3 Bot D6   19586 2-15/16 1-1/4 .381 7/16 .286
M10 x 1.25 .3937 x 20.32 3 Plug D5   19588 2-15/16 1-1/4 .381 7/16 .286
M10 x 1.25 .3937 x 20.32 3 Bot D5   19589 2-15/16 1-1/4 .381 7/16 .286
M12 x 1.75 .4725 x 14.51 3 Plug D6   19590 3-3/8 1-21/32 .367 7/16 .275
M12 x 1.75 .4725 x 14.51 3 Bot D6   19591 3-3/8 1-21/32 .367 7/16 .275
M12 x 1.25 .4725 x 20.32 3 Plug D5   19593 3-3/8 1-21/32 .367 7/16 .275
M12 x 1.25 .4725 x 20.32 3 Bot D5   19594 3-3/8 1-21/32 .367 7/16 .275
 * No standard package quantity. Price determined by quantity ordered. Go to the top of this page.
 
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