Zoro Homepage

Step Drill Bit, 12 Hole Sizes, 3/16 in to 7/8 in, 1/16 Step Increments, Titanium Nitride Coating

  • Mfr # DWA1786IR

  • Zoro # G7419641


product price: $51.95
/ea

Key Features

Shank Diameter
1/4 in
Shank Type - Machining
Quick-Change Hex
Material - Machining
High Speed Steel
Finish - Machining
TiN
Overall Length
3 3/8 in
See all product information
Get a 10% off coupon
Free 30-day returns
Return Policy
Get 30 days to pay with Net 30
Apply Now
Real support from real people
Contact our U.S. based team

Specifications

Product Information

MFR #
DWA1786IR
Zoro #
G7419641
UPC #
885911294089
Country of Origin
China

Dimensions

Shank Diameter
1/4 in
Overall Length
3 3/8 in
Size Range
3/16 in to 7/8 in
Step Thickness
3/16 in, 7/8 in
Drill Bit Sizes Included
3/16 in, 1/4 in, 5/16 in, 3/8 in, 7/16 in, 1/2 in, 9/16 in, 5/8 in, 11/16 in, 3/4 in, 13/16 in, 7/8 in
Minimum Hole Size
3/16 in
Shank Hex Size
1/4 in
Number Hole Sizes
12
Maximum Drilling Depth
1 in
Maximum Hole Size
7/8 in
Shank Length
1 in

Description

The DEWALT DWA1786IR Step Drill Bit is suitable for drilling various hole sizes in steel and other specified materials. Featuring a titanium nitride coating, this step drill bit features a dual spiral flute design intended to support chip removal with its dual spiral flute design. The split-point tip that facilitates initial penetration allows for faster starts on contact, while laser-engraved numbers for identification of each step include laser-engraved numbers for identification of each step during use.


Key Features of the DEWALT DWA1786IR Step Drill Bit:

  • Hole Sizes: Drills 12 fractional inch holes ranging from 3/16 in to 7/8 in, with 1/16 in step increments.

  • Material: Constructed from high speed steel with a titanium nitride coating for extended tool life.

  • Flute Design: Dual spiral flutes are designed to assist in chip clearance during operation.

  • Point Type: Split point tip is intended to facilitate penetration and reduce bit movement at startup.

  • Shank Type: 1/4 in hex shank compatible with rotary drills and impact drivers; impact rated for added versatility.

  • Step Visibility: Laser-engraved markings provide clear identification of hole sizes while working.

Ratings & Reviews

3 Reasons You Can Count On Us

  • Supplies for every job.

    Supplies for every job.

    10 million items and the exact one you need.

  • When you need it fast, count on Zoro!

    When you need it fast, count on Zoro!

    2 million products ship in 1 day.

  • Stretch your budget further.

    Stretch your budget further.

    Everyday low prices on the brands you love.