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MILWAUKEE 48-89-9289 Cobalt Step Drill Bit, 7/8" to 1-1/8", 3-Flats Shank - Cobalt Step Drill Bits
MILWAUKEECobalt Step Drill Bits

MILWAUKEE 48-89-9289 Cobalt Step Drill Bit, 7/8" to 1-1/8", 3-Flats Shank

MILWAUKEE Cobalt Step Drill Bits.

SKU 3G-OTH-213691

Also listed as: 48899289 · 48 89 9289

Brand
MILWAUKEE
Item
48-89-9289 Cobalt Step Drill Bit, 7/8" to 1-1/8", 3-Flats Shank
Category
Cobalt Step Drill Bits
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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

Technical Specifications

MILWAUKEE
Manufacturer Part Number
48-89-9289

Technical Documents

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MILWAUKEE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

MILWAUKEE Cobalt Step Drill Bits.

Frequently Asked Questions

What is the MILWAUKEE Step Drill Bit 48-89-9289 used for?

This cobalt step drill bit is designed for drilling stepped holes in metal, including stainless steel and sheet metal. It is commonly used in electrical, plumbing, and HVAC applications where clean, burr-free holes from 7/8" to 1-1/8" are required. The 3-flats shank prevents slipping in the chuck.

What are the specifications of the MILWAUKEE Step Drill Bit 48-89-9289?

The MILWAUKEE 48-89-9289 is a cobalt step drill bit with a range of 7/8" to 1-1/8". It features a 3-flats shank for secure gripping and is not impact rated. The cobalt construction provides heat resistance and durability for drilling in hard metals. MPN: 48-89-9289.

Where to buy MILWAUKEE Step Drill Bit 48-89-9289 worldwide?

3G Electric supplies the MILWAUKEE 48-89-9289 step drill bit to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this cobalt step drill bit.

How to select the right MILWAUKEE step drill bit for metal?

Select a cobalt step drill bit like the MILWAUKEE 48-89-9289 for drilling hard metals such as stainless steel. Ensure the size range covers your required hole diameters (7/8" to 1-1/8"). The 3-flats shank improves grip in standard chucks. This bit is not impact rated, so use in a drill driver.

Used in

Common applications for MILWAUKEE
Electrical panel assembly — Milwaukee U-style crimping dies (49-16-U250) for 250 kcmil copper lugs
Automotive repair — Milwaukee 1/2 in drive impact sockets (49-66-6242) for removing lug nuts
Construction framing — Milwaukee hex bit sockets (45-34-1079) for driving hex-head screws
Industrial maintenance — Milwaukee cordless crimping tool kit (2678-22BG) for cable terminations
Tool repair — Milwaukee cord set (22-64-0121) for replacing damaged power cords on equipment

MILWAUKEE Products

3G Electric supplies MILWAUKEE cobalt step drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
This 3-piece step drill bit set is designed for drilling clean, burr-free holes in metal, plastic, and wood. The bits range from 1/8" to 1-1/8" and are constructed from black oxide high-speed steel. Suitable for applications requiring multiple hole sizes without changing bits
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This 3-piece step drill bit set is designed for drilling clean, burr-free holes in metal, plastic, and wood. The bits range from 1/8" to 1-1/8" and are constructed from black oxide high-speed steel. Suitable for applications requiring multiple hole sizes without changing bits
This 15-piece cobalt jobber-length drill bit set includes sizes from 1/16" to 3/8". Each bit features a 135° split-point for reduced walking and a 3-flats shank to prevent slipping in the chuck. Suitable for drilling hard metals such as stainless steel and high-alloy steels in metalworking, fabrication, and maintenance tasks
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This 15-piece cobalt jobber-length drill bit set includes sizes from 1/16" to 3/8". Each bit features a 135° split-point for reduced walking and a 3-flats shank to prevent slipping in the chuck. Suitable for drilling hard metals such as stainless steel and high-alloy steels in metalworking, fabrication, and maintenance tasks
This 23-piece set includes cobalt jobber-length drill bits ranging from 1/16" to 3/8". Each bit features a 135° split-point for reduced walking and a 3-flats shank to prevent slipping in the chuck. Suitable for drilling hard metals in maintenance, fabrication, and production applications
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This 23-piece set includes cobalt jobber-length drill bits ranging from 1/16" to 3/8". Each bit features a 135° split-point for reduced walking and a 3-flats shank to prevent slipping in the chuck. Suitable for drilling hard metals in maintenance, fabrication, and production applications
This step drill bit is made from high-speed steel with a black oxide finish. It drills stepped holes from 7 mm to 28 mm in sheet metal, plastic, and wood. The 3-flats shank provides secure chuck grip. Suitable for electrical, plumbing, and HVAC installations requiring clean, burr-free holes
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This step drill bit is made from high-speed steel with a black oxide finish. It drills stepped holes from 7 mm to 28 mm in sheet metal, plastic, and wood. The 3-flats shank provides secure chuck grip. Suitable for electrical, plumbing, and HVAC installations requiring clean, burr-free holes
This high-speed steel step drill bit features a black oxide finish and a 3-flats shank for secure chuck grip. It drills holes from 7/8" to 1-3/8" in thin materials such as sheet metal, plastic, and drywall, making it suitable for electrical, plumbing, and HVAC installations
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This high-speed steel step drill bit features a black oxide finish and a 3-flats shank for secure chuck grip. It drills holes from 7/8" to 1-3/8" in thin materials such as sheet metal, plastic, and drywall, making it suitable for electrical, plumbing, and HVAC installations
This step drill bit is made of black oxide high-speed steel for reduced friction and extended life. It drills progressively larger holes in thin materials such as sheet metal, plastic, and drywall. The 3-flats shank prevents slipping in the drill chuck, providing secure grip during use
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This step drill bit is made of black oxide high-speed steel for reduced friction and extended life. It drills progressively larger holes in thin materials such as sheet metal, plastic, and drywall. The 3-flats shank prevents slipping in the drill chuck, providing secure grip during use

More from MILWAUKEE

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This cobalt step drill bit is used for drilling stepped holes in metal, including steel, aluminum, and stainless steel. It features a 3-flats shank to prevent slipping in the chuck and is suitable for deburring and creating precise holes in sheet metal and thin materials in applications such as electrical, plumbing, and HVAC work
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This cobalt step drill bit is used for drilling stepped holes in metal, including steel, aluminum, and stainless steel. It features a 3-flats shank to prevent slipping in the chuck and is suitable for deburring and creating precise holes in sheet metal and thin materials in applications such as electrical, plumbing, and HVAC work
Cobalt step drill bit for drilling stepped holes in metal, including stainless steel, from 1/8" to 1/2". Features a 3-flats shank to prevent slipping in the chuck. Suitable for use in standard drills in applications requiring clean, burr-free holes in thin-gauge materials
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Cobalt step drill bit for drilling stepped holes in metal, including stainless steel, from 1/8" to 1/2". Features a 3-flats shank to prevent slipping in the chuck. Suitable for use in standard drills in applications requiring clean, burr-free holes in thin-gauge materials