DEWALT Step Drill Bit: 7/8" to 1-1/8", TiN-Coated HSS, Impact Rated
The DEWALT Step Drill Bit (MPN DWA1789IR) is a TiN-Coated HSS, Impact Rated, Quick-Change Hex Shank step drill bit covering 7/8" to 1-1/8". It is designed for impact-rated applications, combining a durable TiN-coated…
SKU 3G-OTH-201767
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The DEWALT Step Drill Bit (MPN DWA1789IR) is a TiN-Coated HSS, Impact Rated, Quick-Change Hex Shank step drill bit covering 7/8" to 1-1/8". It is designed for impact-rated applications, combining a durable TiN-coated high-speed steel construction with a quick-change hex shank for efficient bit changes.
Frequently Asked Questions
What is the DEWALT DWA1789IR step drill bit used for?
The DEWALT DWA1789IR step drill bit is used for drilling stepped holes in metal, plastic, and wood. Its TiN-coated HSS construction and impact-rated design make it suitable for use with impact drivers, enabling faster drilling in industrial maintenance, fabrication, and electrical applications.
What are the specifications of the DEWALT DWA1789IR step drill bit?
The DEWALT DWA1789IR step drill bit has a range of 7/8" to 1-1/8", features a TiN-coated HSS body, an impact-rated design, and a quick-change hex shank. The manufacturer part number is DWA1789IR. It is engineered for use with impact drivers for efficient stepped-hole drilling.
Where to buy the DEWALT DWA1789IR step drill bit worldwide?
3G Electric supplies the DEWALT DWA1789IR step drill bit worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order this impact-rated step drill bit for your maintenance or fabrication needs.
How to select the right DEWALT step drill bit for impact drivers?
To select the right DEWALT step drill bit for impact drivers, verify the bit's impact rating and shank type. The DWA1789IR features a quick-change hex shank and TiN coating for durability. Match the step range (7/8" to 1-1/8") to your hole size requirements. Always follow manufacturer guidelines for material compatibility.
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3G Electric supplies DEWALT impact-rated high-speed steel step drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
