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Ball-Drive Type Quick-Change Tap Adapters
Click for Overview of Quick Change tapping systems


NTA Vertical Line NTLA Vertical Line NTER Vertical Line TA

Ball-Drive Rigid Adapters - Direct Drive (NTA)

Features:
14pt DotCompatible with Smith Ball-drive and Bilz-type Tang drive tap chucks.

NTA Ball-Drive adapter drawing NTA Ball-Drive adapter picture NTA Ball-Drive adapter picture

Size

Tap Range
inch

Tap Range
mm

M

L

C

E

D

A

Price and
Availability

0

0 to 1/4"

1 - 10

0.51

0.77

0.29

0.86

0.49

0.32

~

1

0 to 9/16"
1/8" Pipe

3 - 12

0.75

0.85

0.37 - 0.38

1.18

0.73

0.31 - 0.39

Click

2

5/16 to 7/8"
1/4 to 1/2" Pipe

8 - 20

1.22

1.38

0.38 - 0.46

1.88

0.73 - 1.17

0.30 - 0.69

Click

3

13/16 to 1-3/8"
3/4 to 1" Pipe

14 - 33

1.89

2.19

0.46 - 0.71

2.75

1.17 - 1.89

0.36 - 1.07

Click
dimensions are typical for Smith adapters

Smith Catalog pages (PDF files)
14pt Dot Smith Tool Direct Drive Tap Adapter Coolant Thru - NTA-ANSI
14pt Dot Smith Tool Direct Drive Tap Adapter Coolant Thru - NTA-DIN 371-376 METRIC
14pt Dot Smith Tool Direct Drive Tap Adapter Coolant Thru - NTA-ISO 529 / 2283 METRIC



Ball-Drive Rigid Adapters with Extended Tap Range (NTER)

Features:
14pt DotCompatible with Smith Ball-drive and Bilz-type Tang drive tap chucks.
14pt DotLight Duty Use Only - These adapters exceed the recommended maximum tap size for some tap chucks into which they fit.

NTER Ball-Drive adapter drawing NTER Ball-Drive adapter picture

Size

Tap Range
inch

M

L

A

C

D

Price and
Availability

1

5/8 to 7/8"
1/4" to 1/2" Pipe

0.75

0.85

0.63 - 0.99

1.45 - 2.19

1.18

~

2

15/16 to 1-3/8"
3/4 to 1" Pipe

1.22

1.38

1.0 - 1.35

1.75 - 3.17

1.88

~

3

1-7/16 to 2-1/2"
1-1/4 to 2" Pipe

1.89

2.19

1.19 - 190

1.65 - 2.90

2.75

~
dimensions are typical for Smith adapters

Smith Catalog page (PDF file)
14pt Dot Smith Tool Direct Drive Tap Adapter Coolant Thru - NTER-ANSI Extended Range



Ball-Drive Adjustable Length Rigid Adapters (NTLA)

Features:
14pt DotCompatible with Smith Ball-drive and Bilz-type Tang drive tap chucks.
14pt DotNTLA adapters can also have extensions.

NTLA Ball-Drive adapter drawing NTLA Ball-Drive adapter Picture NTLA Ball-Drive adapter Picture

Size

Tap Range
inch

Tap Range
mm

M

L

A

C

T

D

E

Price and
Availability

0

0 to 1/4"

1 to 10

0.51

0.77

0.61

1.22

0.32

0.49

0.86

~

1

0 to 9/16"
1/8" Pipe

3 to 12

0.75

0.85

0.54 - 0.71

1.39 - 1.65

0.39

0.75

1.18

Click

2

5/16 to 7/8"
1/4 to 1/2" Pipe

8 to 20

1.22

1.38

0.38 - 1.54

1.08 - 2.34

0.39 - 0.59

1.18

1.88

Click
dimensions are typical for Smith adapters

Smith Catalog pages (PDF files)
14pt Dot Smith Tool Direct Drive Tap Adapter Coolant Thru - NTLA-ANSI Solid, Adjustable Length
14pt Dot Smith Tool Direct Drive Tap Adapter - NTLA-ANSI Tension, Adjustable Length
14pt Dot Smith Tool Adapter Length Extensions - TMS-EXT



Ball-Drive Torque Control adapters (TA)

Features:
14pt DotCompatible with Smith Ball-drive and Bilz-type Tang drive tap chucks.

TA Ball-Drive adapter drawing TA Ball-Drive adapter picture

Size

Tap Range
inch

Tap Range
mm

M

L

A*

C*

E*

Price and
Availability

1

0 to 9/16"
1/8" Pipe

3 - 12

0.75

0.85

0.31

0.98

1.26

Click

2

5/16 to 7/8"
1/4 to 1/2" Pipe

8 - 20

1.22

1.38

0.16

1.34

1.97

Click

3

13/16 to 1 3/8"
3/4 to 1" Pipe

14 - 33

1.89

2.19

.04

1.77

2.83

~
dimensions are typical for Smith adapters.

Smith Catalog page (PDF file)
14pt Dot Smith Tool Torque Control Tap Adapter Coolant Thru - TA-ANSI



Tap Chucks for sale

Note: The specifications and information provided on this page are intended for part identification purposes only.
Although we believe them to be correct, dimensions should not be used for part construction or inspection.

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