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 $61.15
   5/16  .3125 1 3  1/8  6  3/8  266120 62.50
  21/64  .3281 1 3  1/4  6  1/2  266121 79.35
  11/32  .3438 1 3  1/4  6  1/2  266122 79.35
  23/64  .3594 1 3  1/2  6  3/4  266123 79.35
   3/8   .3750 1 3  1/2  6  3/4  266124 79.35
  25/64  .3906 1 3  5/8  7         266125 92.00
  13/32  .4063 1 3  5/8  7         266126 92.00
  27/64  .4219 1 3  7/8  7  1/4  266127 92.00
   7/16  .4375 1 3  7/8  7  1/4  266128 80.55
  29/64  .4531 1 4  1/8  7  1/2  266129 97.85
  15/32  .4688 1 4  1/8  7  1/2  266130 97.85
  31/64  .4844 2 4  3/8  8  1/4  266131 97.85
   1/2   .5000 2 4  3/8  8  1/4  266132 90.45
  33/64  .5156 2 4  5/8  8  1/2  266133 105.25
  17/32  .5313 2 4  5/8  8  1/2  266134 93.05
  35/64  .5469 2 4  7/8  8  3/4  266135 106.70
   9/16  .5625 2 4  7/8  8  3/4  266136 94.35
  37/64  .5781 2 4  7/8  8  3/4  266137 111.80
  19/32  .5938 2 4  7/8  8  3/4  266138 104.40
  39/64  .6094 2 4  7/8  8  3/4  266139 129.50
   5/8   .6250 2 4  7/8  8  3/4  266140 114.30
  41/64  .6406 2 5  1/8  9         266141 131.50
  21/32  .6563 2 5  1/8  9         266142 116.25
  43/64  .6719 2 5  3/8  9  1/4  266143 133.15
  11/16  .6875 2 5  3/8  9  1/4  266144 117.60
  45/64  .7031 2 5  5/8  9  1/2  266145 136.65
  23/32  .7188 2 5  5/8  9  1/2  266146 131.10
  47/64  .7344 2 5  7/8  9  3/4  266147 139.45
   3/4   .7500 2 5  7/8  9  3/4  266148 126.80
  49/64  .7656 2 6         9  7/8  266149 148.40
  25/32  .7813 2 6         9  7/8  266150 148.35
  51/64  .7969 3 6  1/8  10  3/4  266151 149.80
  13/16  .8125 3 6  1/8  10  3/4  266152 149.90
  53/64  .8281 3 6  1/8  10  3/4  266153 162.60
  27/32  .8438 3 6  1/8  10  3/4  266154 149.90
   7/8   .8750 3 6  1/8  10  3/4  266156 158.40
  57/64  .8906 3 6  1/8  10  3/4  266157 169.55
  29/32  .9063 3 6  1/8  10  3/4  266158 165.00
  59/64  .9219 3 6  1/8  10  3/4  266159 172.70
  15/16  .9375 3 6  1/8  10  3/4  266160 159.75
  31/32  .9688 3 6  3/8  11         266162 174.70
  63/64  .9844 3 6  3/8  11         266163 189.30
1         1.0000 3 6  3/8  11         266164 171.85
1  1/32 1.0313 3 6  1/2  11  1/8  266166 217.50
1  1/16 1.0625 3 6  5/8  11  1/4  266168 233.55
1  1/8  1.1250 4 7  1/8  12  3/4  266172 259.00
1  3/16 1.1875 4 7  3/8  13         266176 296.40
1  1/4  1.2500 4 7  7/8  13  1/2  266180 317.50
1  5/16 1.3125 4 8  5/8  14  1/4  266184 400.85
1  3/8  1.3750 4 8  7/8  14  1/2  266188 449.35
1  1/2  1.5000 4 9  3/8  15         266196 493.05
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.