Style B Tap Extensions for Pipe Taps

For both Machine and Hand Tapping

Click here for a full overview of the Tap Extensions product line.

Click here for tap extensions for standard taps.

UPC No. 054808

Style B Pipe Tap Extensions

Single Style B Tap Extensions for Pipe Taps

Tap Extension for Pipe Taps
Single Extensions
Pipe Tap Size EDP No. A B D J E C
1/16" & 1/8"410065/8" .497 .3125 .235 .233 .312
1/8"410123/4" .559 .4375 .329 .327 .437
1/4"4102515/16" .715 .5625 .422 .420 .562
3/8"41037 1-1/16" .840 .700 .532 .530 .699
1/2"41050 1-1/16" .840 .6875 .516 .514 .687
3/4"41075 1-3/16" 1.139 .912 .695 .678 .905
1"41100 1-1/2" 1.4361.131 .859 .842 1.124

Size range: seven tools to fit eight different sizes of Pipe Taps (4-flute and 5-flute styles) from 1/16" through 1" pipe, as listed above. Size 1/8" Pipe Taps are available with either .3125 dia. shanks or .4375 dia. shanks. We have two different sizes of Style B Pipe Tap Extensions to fit these. Please specify which size is required.

Set Screw & Key Specifications
Extension Size EDP No. Screw Size EDP No. Key Size
#0-#6
#8
#10 (3/16")
42009#3-48 x 3/32"42105 .050
#12
1/4"
5/16"
42012#8-36 x 1/8"421075/64"
3/8"
7/16"
1/2"
9/16"
5/8"
1/16" PIPE
1/8" PIPE
420181/4-28 x 3/16"421121/8"
1-1/16" to 1-1/2"
and
1/4" to 1" PIPE
420255/16-24 x 1/4"421155/32"

Important ordering information for all Walton Tap Extensions:

  1. Do not use the abbreviation "EXT." on your orders. This could refer to either "Extensions" or "Extractors."
  2. All orders for WALTON Tap Extensions must clearly specify either "Style A" or "Style B." Please note the range of sizes available for each. Also note that Style A Extensions are only used for hand tapping.
  3. The unit of packaging and pricing for Style A Extensions is a set, or pair, of two (2) per box. Style B Extensions are packaged and priced individually (except Set No. 9).
  4. Special sizes or lengths will be quoted upon receipt of complete dimensional requirements, when within the range of our manufacturing capabilities.
  5. Size 3/8" taps are available with either .206 sq. shanks or .286 sq. shanks. We have two different sizes of Style A Extensions to fit these two tap squares. Please specify which size is required.
  6. Orders for Pipe Tap Extensions must clearly specify "Pipe Tap" and indicate "Style B."
  7. Size 1/8" Pipe Taps are available with either .3125 dia. shanks or .4375 dia. shanks. We have two different sizes of Style B Pipe Tap Extensions to fit these. Please specify which size is required.

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