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Premium carbide grade provides excellent wear resistance when cutting cast aluminum, bronze, cast and ductile irons, titaniums, fiberglass, hard plastics and non-ferrous metals. Not recommended for soft steels.
  • 135° four facet split point improves true position and is an excellent starting drill for longer coolant fed drills.
  • 2 to 2.5 times faster speed than standard high speed steel with better hole finish.
  • Right hand spiral, right hand cut, heavy duty high speed steel body.
  • Allow 2.5 x Ø of flute for chip exit up to 1/4” (6.35mm), 2 x Ø up to 7/16” (11.1mm) and 1.5 x Ø over 7/16”.
  • Shank Ø = cut Ø thru 1, Ø's over 1", shank is 1", in Ø and 2.25" in length.
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Item #

Cutting Ø "D" (Inch/Wire)

Cutting Ø "D" (mm)

Dec. Equiv. (Inch)

Overall Length "A" (Inch)

Overall Length "A" (mm)

Flute Length "B" (Inch)

Flute Length "B" (mm)

Usable Flute at Full Regrind "F" (Inch)

Usable Flute at Full Regrind "F" (mm)

N/A 1/8 N/A 3.175 N/A 0.1250 N/A 1 7/8 N/A 48 N/A 7/8 N/A 22 N/A 0.5200 N/A 13
N/A N/A 3.5 N/A 0.1378 N/A 2 1/16 N/A 52 N/A 1 N/A 25 N/A 0.6100 N/A 15
N/A 9/64 N/A 3.571 N/A 0.1406 N/A 2 1/16 N/A 52 N/A 1 N/A 25 N/A 0.6100 N/A 15
N/A 5/32 N/A 3.967 N/A 0.1562 N/A 2 1/16 N/A 52 N/A 1 N/A 25 N/A 0.6100 N/A 15
N/A N/A 4 N/A 0.1575 N/A 2 1/16 N/A 52 N/A 1 N/A 25 N/A 0.6100 N/A 15
N/A 11/64 N/A 4.366 N/A 0.1719 N/A 2 3/16 N/A 56 N/A 1 1/8 N/A 29 N/A 0.7000 N/A 18
N/A N/A 4.5 N/A 0.1772 N/A 2 3/16 N/A 56 N/A 1 1/8 N/A 29 N/A 0.7000 N/A 18
N/A 3/16 N/A 4.763 N/A 0.1875 N/A 2 3/16 N/A 56 N/A 1 1/8 N/A 29 N/A 0.7000 N/A 18
N/A N/A 5 N/A 0.1969 N/A 2 3/8 N/A 60 N/A 1 1/4 N/A 32 N/A 0.7200 N/A 18
N/A 7 N/A 5.105 N/A 0.2010 N/A 2 3/8 N/A 60 N/A 1 1/4 N/A 32 N/A 0.7200 N/A 18
N/A 13/64 N/A 5.159 N/A 0.2031 N/A 2 3/8 N/A 60 N/A 1 1/4 N/A 32 N/A 0.7200 N/A 18
N/A 3 N/A 5.41 N/A 0.2130 N/A 2 3/8 N/A 60 N/A 1 1/4 N/A 32 N/A 0.7200 N/A 18
N/A N/A 5.5 N/A 0.2165 N/A 2 3/8 N/A 60 N/A 1 1/4 N/A 32 N/A 0.7200 N/A 18
N/A 7/32 N/A 5.558 N/A 0.2188 N/A 2 3/8 N/A 60 N/A 1 1/4 N/A 32 N/A 0.7200 N/A 18
N/A 15/64 N/A 5.954 N/A 0.2344 N/A 2 1/2 N/A 64 N/A 1 3/8 N/A 35 N/A 0.8300 N/A 21
N/A N/A 6 N/A 0.2362 N/A 2 1/2 N/A 64 N/A 1 3/8 N/A 35 N/A 0.8300 N/A 21
N/A D N/A 6.248 N/A 0.2460 N/A 2 1/2 N/A 64 N/A 1 3/8 N/A 35 N/A 0.8300 N/A 21
N/A 1/4 N/A 6.35 N/A 0.2500 N/A 2 1/2 N/A 64 N/A 1 3/8 N/A 35 N/A 0.8300 N/A 21
N/A N/A 6.5 N/A 0.2559 N/A 2 11/16 N/A 68 N/A 1 1/2 N/A 38 N/A 0.8800 N/A 22
N/A F N/A 6.528 N/A 0.2570 N/A 2 11/16 N/A 68 N/A 1 1/2 N/A 38 N/A 0.8800 N/A 22
N/A G N/A 6.629 N/A 0.2610 N/A 2 11/16 N/A 68 N/A 1 1/2 N/A 38 N/A 0.8800 N/A 22
N/A 17/64 N/A 6.746 N/A 0.2656 N/A 2 11/16 N/A 68 N/A 1 1/2 N/A 38 N/A 0.8800 N/A 22
N/A I N/A 6.909 N/A 0.2720 N/A 2 11/16 N/A 68 N/A 1 1/2 N/A 38 N/A 0.8800 N/A 22
N/A N/A 7 N/A 0.2756 N/A 2 11/16 N/A 68 N/A 1 1/2 N/A 38 N/A 0.8800 N/A 22
N/A 9/32 N/A 7.142 N/A 0.2812 N/A 2 11/16 N/A 68 N/A 1 1/2 N/A 38 N/A 0.8800 N/A 22
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