Inch

Metric

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

Fixed

Flexible

Jointed

Clamp On

Magnetic

Vacuum

Weighted Base

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

0.00005"

0.0005"

0.001"

0.001 mm

0.01 mm

33 lbf

45 lbf

50 lbf

65 lbf

70 lbf

75 lbf

80 lbf

85 lbf

90 lbf

120 lbf

125 lbf

132 lbf

135 lbf

176 lbf

180 lbf

220 lbf

290 lbf

0" to 1"

0" to 0.03"

0 mm to 25 mm

Mitutoyo

Starrett

1"

1 3/16"

1 1/2"

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 1/2"

4 3/8"

4 3/4"

5 3/4"

6"

8"

9"

12"

18"

Double-Jointed Holder Arm

Holder Arm

Starrett Last Word Ball-and-Socket Swivel Attachment

0.236"

0.25"

0.393"

0.464"

0.469"

0.47"

0.472"

0.495"

0.563"

0.625"

0.63"

0.705"

8-32

1/4"-20

5/16"-18

5/16"-24

3/8"-16

1/2"-13

M5

M6

M8

M10

M12

1"

1 1/8"

1 5/32"

1 1/4"

1 3/8"

1 5/8"

1 13/16"

1 15/16"

1.97"

2"

2 1/4"

2 1/2"

3 1/2"

6"

9"

12"

18"

1"

1 1/16"

1.063"

1 1/8"

1 3/8"

1 1/2"

1 3/4"

1 7/8"

1 29/32"

2"

2 1/8"

2 5/32"

2.165"

2 3/16"

2 1/4"

2 5/8"

2 7/8"

2 15/16"

3"

4"

4.687"

EAR99

Exempt

Compliant

Not Compliant

Compliant

Not Compliant

Aluminum

Granite

Iron

Stainless Steel

Steel

Zinc