Inch

Metric

1"

1 1/2"

2"

2 1/2"

2 29/32"

3"

3 5/8"

4"

4 1/4"

4 1/2"

5 3/8"

5 1/2"

6"

40"

80"

4-48

8-32

1/4"-20

1/4"-28

5/16"-18

5/16"-24

M2.5

M5

M6

M8

M10

AGD Group 0

AGD Group 1

AGD Group 2

AGD Group 3

AGD Group 4

Dial

Lever

Plunger

5/64" to 1/2"

1/8" to 1/4"

1/8" to 5/16"

1/8" to 1/2"

5/32" to 1/4"

5/32" to 3/8"

5/32" to 1/2"

1/4" to 5/16"

6 mm

8 mm

Adjustable Dovetail Swivel Attachment

Ball-and-Socket Swiveling Dovetail Attachment

Combination Stem/Dovetail Attachment

Double-Jointed Dovetail Attachment

Double-Jointed Holder Arm

Dovetail Attachment

Height Gauge/Tool Post Attachment

Height Gauge/Tool Post Attachment with Dovetail Swivel Clamp

Height Gauge/Tool Post Attachment with Jointed Arm

Starrett Last Word Ball-and-Socket Swivel Attachment

0" to 1"

0" to 0.03"

0 mm to 25 mm

0.00005"

0.0005"

0.001"

0.001 mm

0.01 mm

Mitutoyo

Starrett

Clamp On

Magnetic

Vacuum

Weighted Base

3 3/8"

3 1/2"

4"

4 1/8"

4 1/4"

4 1/2"

5 13/16"

6"

6 5/16"

6 1/2"

7"

7 5/16"

8 11/16"

11"

11 1/8"

12"

12 1/2"

13"

13 1/2"

14"

15"

15 1/4"

20"

Flexible

Jointed

Rigid

Yes

No

EAR99

Adjustable

Flat

V-Grooved