Inch

Metric

Clamp On

Magnetic

Vacuum

Weighted Base

Flexible

Jointed

Rigid

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

1"

8 mm

10 mm

12 mm

14 mm

Aluminum

Carbide

Granite

Iron

Plastic

Stainless Steel

Steel

Zinc

Go

No-Go

1 7/8"

3"

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"

6 9/16"

7"

7 1/4"

7 5/16"

7 3/8"

8 11/16"

11"

11 1/8"

12"

12 1/2"

13"

13 1/2"

14"

15"

15 1/4"

20"

Lever

Plunger

Adjustable

Flat

V-Grooved

Exempt

0" to 0.03"

0" to 1"

0 mm to 25 mm

0.00005"

0.0005"

0.001"

0.001 mm

0.01 mm

X

Z

Mitutoyo

Starrett

Compliant

Compliant with Exemptions

Not Compliant

Compliant

Not Compliant

EAR99

0.9"

1"

1 3/8"

1 1/2"

1 5/8"

1 3/4"

1 7/8"

2"

2 1/16"

2 1/4"

2 1/2"

2 5/8"

2 3/4"

2 7/8"

2 29/32"

3"

3 1/4"

3 3/8"

3 1/2"

3 5/8"

4"

4 1/4"

4 3/8"

4 1/2"

5"

5 3/8"

5 1/2"

5 3/4"

5 7/8"

6"

6 1/8"

6 1/2"

8"

Adjustable Dovetail Swivel Attachment

Ball-and-Socket Swiveling Dovetail Attachment

C-Clamp with Holding Rod

C-Clamp with Post

Combination Stem/Dovetail Attachment

Double-Jointed Dovetail Attachment

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

Swivel Clamp

Upright Post

1"

1 3/16"

1 1/2"

1 9/16"

1 5/8"

1 7/8"

1 57/64"

1 15/16"

2"

2 11/32"

2.362"

2 3/8"

2 1/2"

2.559"

2 5/8"

2.874"

2.953"

3"

3 1/2"

4 3/8"

4 5/8"

4 3/4"

5 3/4"

6"

8"

9"

12"

18"