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System of Measurement
Inch
Metric
Body Diameter
0.110"
1/8"
0.133"
0.155"
0.176"
0.186"
3/16"
0.198"
0.205"
0.206"
7/32"
0.22"
0.221"
0.228"
0.236"
0.241"
0.242"
0.244"
For Use On
Aluminum
Brass
Bronze
Iron
Plastic
Stainless Steel
Steel
Wood
Screw Size
No. 0
No. 1
No. 2
No. 3
No. 4
No. 5
No. 6
No. 8
No. 10
No. 12
1/4"
5/16"
3/8"
7/16"
1/2"
5/8"
3/4"
7/8"
1"
M3
M4
M5
M6
M8
M10
M12
M14
M16
M20
Pilot Diameter
0.112"
1/8"
0.128"
0.138"
0.141"
0.143"
0.154"
0.156"
0.164"
0.169"
0.18"
0.19"
0.195"
0.206"
0.221"
1/4"
17/64"
0.266"
Number of Flutes
2
3
4
Pilot Shank Diameter
3/32"
1/8"
5/32"
3/16"
1/4"
5/16"
3/8"
Shank Diameter
1/8"
5/32"
3/16"
7/32"
15/64"
1/4"
17/64"
9/32"
19/64"
5/16"
3/8"
7/16"
1/2"
5/8"
3/4"
7/8"
1"
Counterbore Size
No. 5
No. 6
No. 8
No. 10
1/4"
5/16"
3/8"
7/16"
1/2"
M3
M4
M5
M6
M8
M10
M12
M14
M16
Material
Carbide
Carbide-Tipped Steel
Steel
Pilot Head Diameter
0.059"
0.072"
0.085"
3/32"
0.098"
0.111"
0.124"
1/8"
0.137"
5/32"
0.163"
3/16"
0.189"
0.215"
7/32"
1/4"
9/32"
5/16"
11/32"
3/8"
13/32"
7/16"
15/32"
1/2"
17/32"
9/16"
5/8"
11/16"
3/4"
13/16"
1"
Sold As
Individual
Kit
Set
Overall Length
1/2"
1"
1
1/8"
1
7/32"
1
1/4"
1.28125"
1
3/8"
1.40625"
1
15/32"
1
1/2"
1
9/16"
1.625"
1
3/4"
1
13/16"
1.90625"
1
15/16"
2"
2
1/16"
Shank Type
Morse Taper
Quick-Change Hex
Reduced Round
Round
Drill Bit Size
1/8"
3/16"
1/4"
5/16"
3/8"
7/16"
1/2"
Counterbore Type
Standard
Carbide Insert
Drill Bit
Drill Point
Reverse
Finish
Black Oxide
Carbide Tipped
Titanium Nitride (TiN) Coated
Uncoated
Tolerance Rating
Oversized
Standard
Length
1/2"
1"
1
1/8"
1
7/32"
1
1/4"
1.28125"
1
3/8"
1.40625"
1
15/32"
1
1/2"
1
9/16"
1.625"
1
3/4"
1
13/16"
1.90625"
1
15/16"
2"
2
1/16"
Drill Tip Diameter
0.138"
0.15"
0.178"
0.2"
0.28"
0.34"
0.406"
0.468"
0.532"
3.57 mm
4.36 mm
5.55 mm
6.35 mm
8.73 mm
10.32 mm
12.7 mm
14.68 mm
16.67 mm
Pilot Type
Built In
Changeable
U.S.–Mexico–Canada Agreement (USMCA) Qualifying
Yes
No
RoHS
Compliant
Compliant with Exemptions
Not Compliant
REACH
Compliant
Not Compliant
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
EAR99
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