Inch

Metric

1

2

4

5

6

7

8

9

10

11

12

14

15

16

1"

3 mm

4 mm

5 mm

6 mm

7 mm

8 mm

10 mm

12 mm

13 mm

14 mm

16 mm

18 mm

20 mm

Carbide

Carbide-Tipped High-Speed Steel

Steel

1°

1 1/2°

2°

3°

5°

7°

10°

15°

20°

25°

30°

Aluminum Non-Ferrous (ANF) Coated

Aluminum Titanium Nitride (AlTiN) Coated

Carbide Tipped

Ceramic Coated

Diamondlike Carbon (DLC) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Aluminum Silicon Nitride (TiAlSiN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Diboride (TiB2) Coated

Titanium Nitride (TiN) Coated

Uncoated

15° to 55°

28°

29° to 31°

30°

33°

35°

36°

37°

39° to 41°

40° to 43°

41° to 45°

45°

0.01"

0.02"

0.025"

0.035"

0.039"

0.05"

0.055"

0.07"

0.075"

1 mm

1.5 mm

2 mm

2.5 mm

3 mm

4 mm

5 mm

6 mm

0.01"

0.015"

0.02"

0.03"

0.06"

0.09"

0.12"

0.125"

0.15"

0.19"

1 mm

1.5 mm

3 mm

4 mm

5 mm

EAR99

Compliant

Not Compliant

Compliant

Not Compliant

Exempt