TWIST DRILLS — CARBIDE TIPPED

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TAPER SHANK — 135° POINT

TYPE 2661 — TAPER SHANK — 135° POINT

Same as type 2660, except with 135ยบ split point designed for drilling abrasive and tough materials.


DRILL TOLERANCES:

Included Lip

Diameter Angle Height
Drill Diameter Plus Minus Plus Minus T.I.V.
Thru 1/8" .0000" .0005" 5º 5º .0020"
Over 1/8", thru 1/4" .0000" .0007" 5º 5º .0030"
Over 1/4", thru 1/2" .0000" .0010" 5º 5º .0040"
Over 1/2", thru 1" .0000" .0012" 3º 3º .0050"
Over 1", thru 1-1/2" .0000" .0015" 3º 3º .0060"

Below are the critical dimensions of our Taper Shank Drills. Please choose the Drills that meets your tooling needs.
Tool
Diameter		 Dimensions Type 2661
EDP NO.		 Price
Taper Length
Frac. Dec. Flute Overall
   1/4   .2500 1 2  7/8  6  1/8  266116 $56.60
   5/16  .3125 1 3  1/8  6  3/8  266120 57.85
  21/64  .3281 1 3  1/4  6  1/2  266121 73.45
  11/32  .3438 1 3  1/4  6  1/2  266122 73.45
  23/64  .3594 1 3  1/2  6  3/4  266123 73.45
   3/8   .3750 1 3  1/2  6  3/4  266124 73.45
  25/64  .3906 1 3  5/8  7         266125 85.20
  13/32  .4063 1 3  5/8  7         266126 85.20
  27/64  .4219 1 3  7/8  7  1/4  266127 85.20
   7/16  .4375 1 3  7/8  7  1/4  266128 74.60
  29/64  .4531 1 4  1/8  7  1/2  266129 90.60
  15/32  .4688 1 4  1/8  7  1/2  266130 90.60
  31/64  .4844 2 4  3/8  8  1/4  266131 90.60
   1/2   .5000 2 4  3/8  8  1/4  266132 83.75
  33/64  .5156 2 4  5/8  8  1/2  266133 97.45
  17/32  .5313 2 4  5/8  8  1/2  266134 86.15
  35/64  .5469 2 4  7/8  8  3/4  266135 98.80
   9/16  .5625 2 4  7/8  8  3/4  266136 87.35
  37/64  .5781 2 4  7/8  8  3/4  266137 103.50
  19/32  .5938 2 4  7/8  8  3/4  266138 96.65
  39/64  .6094 2 4  7/8  8  3/4  266139 119.90
   5/8   .6250 2 4  7/8  8  3/4  266140 105.85
  41/64  .6406 2 5  1/8  9         266141 121.75
  21/32  .6563 2 5  1/8  9         266142 107.65
  43/64  .6719 2 5  3/8  9  1/4  266143 123.30
  11/16  .6875 2 5  3/8  9  1/4  266144 108.90
  45/64  .7031 2 5  5/8  9  1/2  266145 126.55
  23/32  .7188 2 5  5/8  9  1/2  266146 121.40
  47/64  .7344 2 5  7/8  9  3/4  266147 129.10
   3/4   .7500 2 5  7/8  9  3/4  266148 117.40
  49/64  .7656 2 6         9  7/8  266149 137.40
  25/32  .7813 2 6         9  7/8  266150 137.35
  51/64  .7969 3 6  1/8  10  3/4  266151 138.70
  13/16  .8125 3 6  1/8  10  3/4  266152 138.80
  53/64  .8281 3 6  1/8  10  3/4  266153 150.55
  27/32  .8438 3 6  1/8  10  3/4  266154 138.80
   7/8   .8750 3 6  1/8  10  3/4  266156 146.65
  57/64  .8906 3 6  1/8  10  3/4  266157 157.00
  29/32  .9063 3 6  1/8  10  3/4  266158 152.80
  59/64  .9219 3 6  1/8  10  3/4  266159 159.90
  15/16  .9375 3 6  1/8  10  3/4  266160 147.90
  31/32  .9688 3 6  3/8  11         266162 161.75
  63/64  .9844 3 6  3/8  11         266163 175.30
1         1.0000 3 6  3/8  11         266164 159.10
1  1/32 1.0313 3 6  1/2  11  1/8  266166 201.40
1  1/16 1.0625 3 6  5/8  11  1/4  266168 216.25
1  1/8  1.1250 4 7  1/8  12  3/4  266172 239.80
1  3/16 1.1875 4 7  3/8  13         266176 274.45
1  1/4  1.2500 4 7  7/8  13  1/2  266180 294.00
1  5/16 1.3125 4 8  5/8  14  1/4  266184 371.15
1  3/8  1.3750 4 8  7/8  14  1/2  266188 416.05
1  1/2  1.5000 4 9  3/8  15         266196 456.55
Don't see the Taper Shank Drills you need?
If the above dimensions do not meet your specific Taper Shank Drills needs we may be able to make modifications to one of the above Taper Shank Drills or we can quote a full special to your exact requirements. Simply click here to view and print our special tool quote form. Fill it out and fax (800-867-9312) it back to Rock River Tool. We will let you know how we will provide the Taper Shank Drills you requested.
Thank you for using Rock River Tool for your Taper Shank Drills needs.