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Industrial Parts Catalog
Datasheet generated 2026-10-08
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7/8-IN. - 1-1/8-IN. Impact Ready Titanium Nitride Coating Step Drill Bit Set

DEWALT · Safety & Detection · Drill & Impact Bits
Part Number
DWA1789IR  ·  HS 8207.50
7/8-IN. - 1-1/8-IN. Impact Ready Titanium Nitride Coating Step Drill Bit Set

Equipped with a split-point tip that helps to increase speed and starts on contact, DEWALT® titanium nitride coating step drill bit features an innovative double-spiral flute design for long life and outstanding chip removal. Laser-engraved numbers helps to increase step visibility. Optimized for impact drivers. Works with rotary drills.

Technical Specifications

Manufacturer part number (MPN)DWA1789IR
BrandDEWALT
CategoryDrill & Impact Bits
Country Of OriginTaiwan
Piece Count1
Product TypeDrill Bit Set
Assembled Product Diameter1.13-in
Assembled Product Length2.88-in
Assembled Product Weight0.32-lbs
Assembled Product Width1.13-in
Application TypeWood Metal Plastic
Bit TypeSplit Point
Impact or StandardImpact
Individual or SetIndividual
Product MaterialHigh Speed Steel
Shank Diameter1/4-in
Shank StyleHex
Size7/8-1-1/2
Product FinishTitanium Nitride
EAN0885911294096

Properties

MOQ1

Cross-References