Aluminum

Brass

Bronze

Copper

Iron

Nickel

Plastic

Stainless Steel

Steel

1 11/64"

1 3/16"

1 23/64"

1 3/8"

1 35/64"

1 37/64"

18

0.141"

0.168"

0.194"

0.22"

0.255"

0.318"

0.323"

0.381"

36

H2

H3

Inch

1"

1 1/8"

1 1/4"

1 3/8"

1 7/16"

18

Blind

Through

Drill Bit

Tap

UNC

UNF

Metal Case

Individual

Set

High-Speed Steel

2"

2 1/8"

2 5/32"

2 11/64"

2 3/8"

2 1/2"

2 15/16"

3 5/32"

3 7/32"

1 each of sizes 6-32, 6-40, 8-32, 8-36, 10-24, 10-32, 12-24, 12-28, 1/4"-20, 1/4"-28

5/16"-18, 5/16"-24, 3/8"-16, 3/8"-24, 7/16"-14, 7/16"-20, 1/2"-13, and 1/2"-20

Exempt

EAR99

Compliant

Not Compliant

Compliant