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Precision Components

BT-40 End Mill Extension

BT-40 End Mill Extension

BT-40 End Mill Extension extra image

Select the desired dimension based on the technical drawing.

Dimension "D"
Dimension "R"

BT-40-.125-4

$267.00 USD
$267.00 USD
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1-800-525-1373

Precision Components BT-40 Flange Tooling is designed to give maximum rigidity at extended lengths. They are available in 4", 6" and 9" projections.

  • Hardened
  • Precision Ground
  • American Made

Available in Dual Contact - (DC)

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Specifications

Catalog Number D L R TAPER B E S.S.
BT-40-.125-4 .125 6.58 4.00 BT-40 .38 .55 #6-32 x 3/32
BT-40-.125-6 .125 8.58 6.00 BT-40 .38 .69 #6-32 x 3/32
BT-40-.125-9 .125 11.58 9.00 BT-40 .38 .90 #6-32 x 3/32
BT-40-.187-4 .187 6.58 4.00 BT-40 .44 .61 #10-32 x 1/8
BT-40-.187-6 .187 8.58 6.00 BT-40 .44 .75 #10-32 x 1/8
BT-40-.187-9 .187 11.58 9.00 BT-40 .44 .96 #10-32 x 1/8
BT-40-.250-4 .250 6.58 4.00 BT-40 .50 .67 #10-32 x 1/8
BT-40-.250-6 .250 8.58 6.00 BT-40 .50 .81 #10-32 x 1/8
BT-40-.250-9 .250 11.58 9.00 BT-40 .50 1.02 #10-32 x 1/8
BT-40-.312-4 .312 6.58 4.00 BT-40 .56 .73 1/4-28 x 1/8
BT-40-.312-6 .312 8.58 6.00 BT-40 .56 .87 1/4-28 x 1/8
BT-40-.312-9 .312 11.58 9.00 BT-40 .56 1.08 1/4-28 x 1/8
BT-40-.375-4 .375 6.58 4.00 BT-40 .75 .91 5/16-24 x 5/32
BT-40-.375-6 .375 8.58 6.00 BT-40 .75 1.05 5/16-24 x 5/32
BT-40-.375-9 .375 11.58 9.00 BT-40 .75 1.26 5/16-24 x 5/32
BT-40-.437-4 .437 6.58 4.00 BT-40 .81 .97 3/8-24 x 3/16
BT-40-.437-6 .437 8.58 6.00 BT-40 .81 1.11 3/8-24 x 3/16
BT-40-.437-9 .437 11.58 9.00 BT-40 .81 1.32 3/8-24 x 3/16
BT-40-.500-4 .500 6.58 4.00 BT-40 .88 1.04 7/16-20 x 7/32
BT-40-.500-6 .500 8.58 6.00 BT-40 .88 1.18 7/16-20 x 7/32
BT-40-.500-9 .500 11.58 9.00 BT-40 .88 1.39 7/16-20 x 7/32
BT-40-.562-4 .562 6.58 4.00 BT-40 .94 1.10 1/2-20 x 1/4
BT-40-.562-6 .562 8.58 6.00 BT-40 .94 1.24 1/2-20 x 1/4
BT-40-.562-9 .562 11.58 9.00 BT-40 .94 1.45 1/2-20 x 1/4
BT-40-.625-4 .625 6.58 4.00 BT-40 1.06 1.22 1/2-20 x 1/4
BT-40-.625-6 .625 8.58 6.00 BT-40 1.06 1.36 1/2-20 x 1/4
BT-40-.625-9 .625 11.58 9.00 BT-40 1.06 1.56 1/2-20 x 1/4
BT-40-.750-4 .750 6.58 4.00 BT-40 1.19 1.35 1/2-20 x 1/4
BT-40-.750-6 .750 8.58 6.00 BT-40 1.19 1.49 1/2-20 x 1/4
BT-40-.750-9 .750 11.58 9.00 BT-40 1.19 1.69 1/2-20 x 1/4
BT-40-.875-4 .875 6.58 4.00 BT-40 1.31 1.47 5/8-18 x 5/16
BT-40-.875-6 .875 8.58 6.00 BT-40 1.31 1.61 5/8-18 x 5/16
BT-40-.875-9 .875 11.58 9.00 BT-40 1.31 1.75 5/8-18 x 5/16
BT-40-1.000-4 1.000 6.58 4.00 BT-40 1.62 1.75 5/8-18 x 5/16
BT-40-1.000-6 1.000 8.58 6.00 BT-40 1.62 1.75 5/8-18 x 5/16
BT-40-1.000-9 1.000 11.58 9.00 BT-40 1.62 1.75 5/8-18 x 5/16
BT-40-1.250-4 1.250 6.58 4.00 BT-40 1.88 2.03 5/8-18 x 5/16
BT-40-1.250-6 1.250 8.58 6.00 BT-40 1.88 2.17 5/8-18 x 5/16
BT-40-1.250-9 1.250 11.58 9.00 BT-40 1.88 2.38 5/8-18 x 5/16