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MILWAUKEE Step Drill Bit Set: 7/8" to 1-1/8", Black Oxide HSS, 3-Flats Shank - High-Speed Steel Step Drill Bits
MILWAUKEEHigh-Speed Steel Step Drill Bits

MILWAUKEE Step Drill Bit Set: 7/8" to 1-1/8", Black Oxide HSS, 3-Flats Shank

The MILWAUKEE Step Drill Bit Set (MPN 48-89-9239) is a 2-pack of black oxide high-speed steel step drill bits, ranging from 7/8" to 1-1/8", with a 3-flats shank. These bits are not impact rated. 3G Electric…

SKU 3G-OTH-208909

Brand
MILWAUKEE
Item
Step Drill Bit Set: 7/8" to 1-1/8", Black Oxide HSS, 3-Flats Shank
Category
High-Speed Steel Step Drill Bits
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Technical Specifications

MILWAUKEE
Manufacturer Part Number
48-89-9239
Type
Black Oxide HSS, 2 PK
Shank
3-Flats
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MILWAUKEE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MILWAUKEE Step Drill Bit Set (MPN 48-89-9239) is a 2-pack of black oxide high-speed steel step drill bits, ranging from 7/8" to 1-1/8", with a 3-flats shank. These bits are not impact rated. 3G Electric interprets your demand for industrial tooling and supplies this genuine MILWAUKEE set across 14 departments, with specialist depth in combustion, pumps, and controls to support your facility's broader needs.

Frequently Asked Questions

What is the MILWAUKEE Step Drill Bit Set 48-89-9239 used for?

This 2-piece step drill bit set is used for drilling clean, burr-free holes in sheet metal, plastic, and wood. The black oxide HSS construction provides heat resistance and durability for repetitive industrial drilling tasks. The 3-flats shank prevents bit slippage in the chuck.

What are the specifications of the MILWAUKEE Step Drill Bit Set 48-89-9239?

The set includes two black oxide high-speed steel step drill bits with a 3-flats shank. The step range is 7/8" to 1-1/8". These bits are not impact rated. The manufacturer part number is 48-89-9239. They are designed for general-purpose drilling in metal, plastic, and wood.

Where to buy MILWAUKEE Step Drill Bit Set 48-89-9239 worldwide?

3G Electric supplies the MILWAUKEE Step Drill Bit Set 48-89-9239 to customers worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

Select a step drill bit that covers the hole diameter you need. The MILWAUKEE set ranges from 7/8" to 1-1/8". For thin sheet metal, start with the smallest step and increase gradually. Use cutting oil to reduce heat and extend bit life. Always wear safety glasses.

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 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.

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