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Power Tools for Professionals

1/8 In. to 1/2 In. Titanium-Coated Step Drill Bit

SDT1

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Benefits
Super-hard titanium coating lasts up to six times longer than high-speed steel

Technical Data

Specifications
*Note Drill bits (or extension + drill bit) in excess of 8" should never exceed 600 RPM
Application All common drilling needs
Diameter 1/8" to 1/2"
Flute Length 2.0
Increments 1/32"
Length 3.0"
Number of Hole Sizes 13.0
Shank Diameter 0.25
Step Depth 1/8"
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SDT1

Other sizes

Diameter

1/4" to 1-3/8"

Increments

1/8"

Step Depth

1/8"

Number of Hole Sizes

10

Shank Diameter

0.375

Diameter

3/8"

Increments

N/A

Step Depth

N/A

Shank Diameter

0.25

Diameter

3/16" to 7/8"

Increments

1/16"

Step Depth

1/8"

Number of Hole Sizes

12

Shank Diameter

0.375

Diameter

1/4" to 3/4"

Increments

1/16"

Step Depth

1/8"

Number of Hole Sizes

9

Shank Diameter

0.375

Diameter

1/4", 7/8", 1-1/8"

Increments

1-1/8"

Step Depth

5/32"

Number of Hole Sizes

3

Shank Diameter

0.375

Diameter

7/8"

Increments

N/A

Step Depth

N/A

Number of Hole Sizes

1

Shank Diameter

0.375

Diameter

3/16" to 1/2"

Increments

1/16"

Step Depth

3/8"

Number of Hole Sizes

6

Shank Diameter

0.25

Diameter

9/16" to 1"

Increments

1/16"

Step Depth

1/8"

Number of Hole Sizes

8

Shank Diameter

0.375

Diameter

1/2"

Increments

N/A

Step Depth

N/A

Number of Hole Sizes

1

Shank Diameter

0.25

Diameter

13/16" to 1-3/8"

Increments

1/16"

Step Depth

1/8"

Number of Hole Sizes

10

Shank Diameter

0.5

Service Hotline

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1-877-BOSCH99 (1-877-267-2499)

Mon-Fri: 7:00-19:00 CST

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