Shop DEWALT

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: 
$
55.15
/ea
Zoro's best price: not eligible for any other offers or promotions

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
Unlock 30-day payment terms
Unlock 30-day payment terms
Business customers can apply for Net 30—no fees, no interest, fast approval. Terms apply.
Create Account
Get 10% off your order
Get 10% off your order
Sign up for our email list and receive your promo code via email.

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

Details

Item
Step Drill Bit
Shank Type - Machining
Quick-Change Hex
Material - Machining
High Speed Steel
Finish - Machining
TiN
Number of Flutes
2
Impact Rated
Impact Rated
Number of Pieces
1
Decimal Equivalent
0.1875, 0.25, 0.3125, 0.375, 0.4375, 0.5, 0.5625, 0.625, 0.6875, 0.75, 0.8125, 0.875
Measurement System
Fractional Inch
Cutting Direction
Right Hand
Drill Bit Point Type
Split Point
Primary Material Application
Steel
Flute Type
Spiral
Step Increments
1/16 in
For Tool Type
Rotary Drill
Shop By
Hot Buys

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

Explore more products