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System of Measurement
Inch
Metric
Diameter
27/64"
7/16"
29/64"
31/64"
1/2"
17/32"
9/16"
5/8"
21/32"
11/16"
3/4"
49/64"
51/64"
13/16"
7/8"
59/64"
15/16"
1"
For Use On
Rebar
Aluminum
Brass
Bronze
Ceramic
Concrete
Copper
Fabric
Fiberglass
Glass
Iron
Masonry
Nickel
Paper
Plastic
Stainless Steel
Steel
Titanium
Cutting Depth
1"
2"
2
1/4"
For Use With
Magnetic-Base Drills
Manual Drill Presses
Milling Machines
Power Drills
Material
Carbide-Tipped Steel
Steel
Drill Bit Size
3/32"
1/8"
5/32"
3/16"
7/32"
1/4"
9/32"
5/16"
21/64"
3/8"
25/64"
7/16"
29/64"
1/2"
33/64"
9/16"
5/8"
3/4"
7/8"
1"
1
1/8"
1
1/4"
1
3/8"
1
1/2"
1
3/4"
2"
2
1/4"
2
1/2"
2
5/8"
2
3/4"
3"
3
1/4"
3
1/2"
3
9/16"
4"
4
1/2"
5"
6"
7"
8"
10"
12"
Shank Type
Hex
Round
SDS Max
Spline
Threaded Hub
VersaDrive Hex
Weldon
Pilot Pin Diameter
3/16"
1/4"
5/16"
Finish
Black Oxide
Carbide Tipped
Diamond Coated
Titanium Nitride (TiN) Coated
Uncoated
Shank Size
5/16"
3/8"
7/16"
1/2"
11/16"
3/4"
1"
1
1/8"
1
1/4"
1
3/8"
1
1/2"
1
3/4"
2"
2
1/4"
2
1/2"
2
3/4"
3"
3
1/2"
4"
4
1/2"
5"
6"
7"
8"
10"
12"
Sold As
Individual
Kit
Set
RoHS
Compliant
Not Compliant
U.S.–Mexico–Canada Agreement (USMCA) Qualifying
Yes
No
REACH
Compliant
Not Compliant
Export Control Classification Number (ECCN)
EAR99
Manufacturer
Bosch
Challenge
Continental Diamond Tool
Di-Corp
Fein
Holemaker Technology
Nitto Kohki
RTJ Tool
Tru-Cut
Unibor
DFARS Specialty Metals
Exempt
Overall Length
1
1/4"
1
3/4"
3
1/8"
3
1/2"
9"
12"
15
1/2"
16
1/4"
16
7/16"
17"
18"
22"
36"
For Tap Thread Size
1/2"
-13
1/2"
-20
9/16"
-12
5/8"
-11
3/4"
-10
7/8"
-9
7/8"
-14
1"-12
1"-14
1
1/8"
-7
1
1/8"
-12
1
1/4"
-7
1
1/4"
-12
1
1/2"
-6
1
1/2"
-12
Maximum Drilling Depth
1"
1
3/4"
2"
3.31"
3.88"
4"
4.19"
4.81"
7"
10"
12"
13"
14.5"
17"
Decimal Size Equivalent
0.0938"
0.125"
0.1563"
0.1875"
0.2188"
0.25"
0.2813"
0.3125"
0.328"
0.375"
0.39"
0.4375"
0.438"
0.453"
0.5"
0.515"
0.5625"
0.563"
Bit Style
Core
Fluted
Hex Size
0.05"
1/16"
3/32"
1/8"
5/32"
3/16"
7/32"
1/4"
5/16"
3/8"
1/2"
5/8"
11/16"
3/4"
4 mm
5 mm
6 mm
8 mm
10 mm
15 mm
Cut Style
Hex
Square
Thread Size
1/2"
-13
1/2"
-20
9/16"
-12
5/8"
-11
5/8"
-18
3/4"
-10
7/8"
-9
7/8"
-14
1"-12
1"-14
1
1/8"
-7
1
1/8"
-12
1
1/4"
-7
1
1/4"
-12
1
1/2"
-6
1
1/2"
-12
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