7/8-IN. - 1-1/8-IN. Impact Ready Titanium Nitride Coating Step Drill Bit Set
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Product Description
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
- Brand
- DEWALT
- Category
- Drill & Impact Bits
- Country Of Origin
- Taiwan
- Piece Count
- 1
- Product Type
- Drill Bit Set
- Assembled Product Diameter
- 1.13-in
- Assembled Product Length
- 2.88-in
- Assembled Product Weight
- 0.32-lbs
- Assembled Product Width
- 1.13-in
- Application Type
- Wood Metal Plastic
- Bit Type
- Split Point
- Impact or Standard
- Impact
- Individual or Set
- Individual
- Product Material
- High Speed Steel
- Shank Diameter
- 1/4-in
- Shank Style
- Hex
- Size
- 7/8-1-1/2
- Product Finish
- Titanium Nitride
- EAN
- 0885911294096
Standards & Compliance
- HS Code
- 8207.50
Cross References
- OEM-URL https://www.dewalt.com/en-us/product/dwa1789ir/78-1-18-impact-ready-titanium-nitride-coating-step-drill-bit-set
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Catalogue entry last verified: 2026-10-03.
Frequently asked questions
- Where can I buy DWA1789IR?
- DWA1789IR can be ordered from cballast.com as a DEWALT catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this DEWALT product?
- The manufacturer part number is DWA1789IR.
- What is the HS code for DWA1789IR?
- The customs tariff (HS) code for DWA1789IR is 8207.50.
- Who manufactures DWA1789IR?
- DWA1789IR is a DEWALT product in the Safety & Detection range.
- What is the minimum order quantity for DWA1789IR?
- The minimum order quantity is 1.
- Is DWA1789IR available?
- Yes — DWA1789IR is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
- How do I get a price for DWA1789IR?
- Request a quotation with the quote button on this page or by email to sales@cballast.com — we reply within 24 hours with price, availability and lead time.