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MILWAUKEE High-Speed Steel Step Drill Bit 4-20 mm, Black Oxide, 3-Flats Shank - High-Speed Steel Step Drill Bits
MILWAUKEEHigh-Speed Steel Step Drill Bits

MILWAUKEE High-Speed Steel Step Drill Bit 4-20 mm, Black Oxide, 3-Flats Shank

MILWAUKEE High-Speed Steel Step Drill Bits.

SKU 3G-OTH-208916

Also listed as: 48899320 · 48 89 9320

Brand
MILWAUKEE
Item
High-Speed Steel Step Drill Bit 4-20 mm, Black Oxide, 3-Flats Shank
Category
High-Speed Steel Step Drill Bits
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MILWAUKEE
Manufacturer Part Number
48-89-9320

Technical Documents

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

Product Description

MILWAUKEE High-Speed Steel Step Drill Bits.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MILWAUKEE Step Drill Bit 48-89-9320 used for?

This MILWAUKEE step drill bit is used for drilling clean, burr-free holes in sheet metal, plastic, and thin materials. Its 4 mm to 20 mm range suits electrical, HVAC, and maintenance work where multiple hole sizes are needed without changing bits.

What are the specifications of the MILWAUKEE Step Drill Bit 48-89-9320?

The MILWAUKEE 48-89-9320 is a high-speed steel step drill bit with black oxide finish, covering 4 mm to 20 mm. It features a 3-flats shank for secure chuck grip and is not impact rated. It is designed for general drilling in metal and plastic.

Where to buy MILWAUKEE Step Drill Bit 48-89-9320 worldwide?

3G Electric supplies the MILWAUKEE 48-89-9320 step drill bit to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other industrial tooling needs.

How to select the right MILWAUKEE step drill bit size?

Choose a step drill bit like the MILWAUKEE 48-89-9320 when you need multiple hole diameters from 4 mm to 20 mm in thin materials. Match the final step size to your required hole diameter. Ensure the material thickness does not exceed the step depth for clean cuts.

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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This step drill bit is made of black oxide high-speed steel (HSS) and features a 3-flats shank to prevent slipping in the chuck. It covers a step range from 4 mm to 12 mm, allowing drilling of multiple hole sizes without changing bits. Suitable for creating clean, burr-free holes in thin materials such as sheet metal, plastic, and drywall, commonly used in electrical, plumbing, and HVAC installations
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This step drill bit is made of black oxide high-speed steel (HSS) and features a 3-flats shank to prevent slipping in the chuck. It covers a step range from 4 mm to 12 mm, allowing drilling of multiple hole sizes without changing bits. Suitable for creating clean, burr-free holes in thin materials such as sheet metal, plastic, and drywall, commonly used in electrical, plumbing, and HVAC installations
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 step drill bit is made from black oxide high-speed steel for general drilling in sheet metal, plastic, and wood. It covers a 6 mm to 35 mm range, enabling multiple hole sizes with one bit. The 3-flats shank prevents slipping in the chuck. Suitable for electrical, plumbing, and HVAC installations
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This step drill bit is made from black oxide high-speed steel for general drilling in sheet metal, plastic, and wood. It covers a 6 mm to 35 mm range, enabling multiple hole sizes with one bit. The 3-flats shank prevents slipping in the chuck. Suitable for electrical, plumbing, and HVAC installations
This 3-piece step drill bit set is designed for drilling clean, burr-free holes in metal, plastic, and wood. The bits are made of high-speed steel with a black oxide finish, covering sizes from 4 mm to 35 mm. Suitable for use in standard drills for applications requiring precise hole sizing
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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 are made of high-speed steel with a black oxide finish, covering sizes from 4 mm to 35 mm. Suitable for use in standard drills for applications requiring precise hole sizing
This high-speed steel step drill bit features a black oxide finish and a 3-flats shank for secure chuck grip. It drills clean holes in thin materials such as sheet metal, plastic, and drywall, with a range from 3/16" to 1/2". Commonly used in 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 clean holes in thin materials such as sheet metal, plastic, and drywall, with a range from 3/16" to 1/2". Commonly used in electrical, plumbing, and HVAC installations
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

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This step drill bit is made from high-speed steel with a black oxide finish. It drills holes from 1/4" to 3/4" in diameter. The 3-flats shank prevents slipping in the chuck. Commonly used for drilling clean holes in thin materials such as sheet metal, plastic, and drywall
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This step drill bit is made from high-speed steel with a black oxide finish. It drills holes from 1/4" to 3/4" in diameter. The 3-flats shank prevents slipping in the chuck. Commonly used for drilling clean holes in thin materials such as sheet metal, plastic, and drywall
This high-speed steel step drill bit features a black oxide finish for extended life. It drills stepped holes from 7/8" to 1-1/8" in a single pass, producing clean, burr-free holes in sheet metal, plastic, and thin materials. The 3-flats shank prevents slipping in the chuck. Suitable for electrical, plumbing, and HVAC installations
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This high-speed steel step drill bit features a black oxide finish for extended life. It drills stepped holes from 7/8" to 1-1/8" in a single pass, producing clean, burr-free holes in sheet metal, plastic, and thin materials. The 3-flats shank prevents slipping in the chuck. Suitable for electrical, plumbing, and HVAC installations
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This step drill bit is made from high-speed steel with a black oxide finish. It drills progressively larger holes from 3/16" to 7/8" in thin materials such as sheet metal, plastic, and drywall. The 3-flats shank prevents slipping in the chuck. Commonly used in fabrication, electrical, and HVAC applications
Step drill bit made from black oxide high-speed steel, covering hole sizes from 5 mm to 32.5 mm. Features a 3-flats shank to prevent slipping in the chuck. Used for drilling clean, burr-free holes in thin materials such as sheet metal, plastic, and drywall, common in electrical, HVAC, and maintenance applications
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Step drill bit made from black oxide high-speed steel, covering hole sizes from 5 mm to 32.5 mm. Features a 3-flats shank to prevent slipping in the chuck. Used for drilling clean, burr-free holes in thin materials such as sheet metal, plastic, and drywall, common in electrical, HVAC, and maintenance applications
Black oxide high-speed steel step drill bits for drilling clean holes in thin materials such as sheet metal, plastic, and drywall. Each bit covers sizes from 3/16" to 7/8" with a 3-flats shank to prevent slipping in the chuck. Not impact rated
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Black oxide high-speed steel step drill bits for drilling clean holes in thin materials such as sheet metal, plastic, and drywall. Each bit covers sizes from 3/16" to 7/8" with a 3-flats shank to prevent slipping in the chuck. Not impact rated
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This step drill bit is made from black oxide high-speed steel for heat resistance and durability. It drills stepped holes in sheet metal, plastic, and wood, with a size range from 1/4" to 1-3/8". The 3-flats shank provides secure chuck grip for general industrial maintenance, electrical panel work, and HVAC installations
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This 2-piece set of black oxide high-speed steel step drill bits features a 3-flats shank to prevent slippage in the chuck. The step range is 7/8" to 1-1/8". Suitable for drilling in sheet metal, plastic, and wood
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This high-speed steel step drill bit features a black oxide finish for heat resistance and reduced friction. The 3-flats shank provides secure chuck grip. It is designed for drilling stepped holes in thin materials such as sheet metal, plastic, and drywall, producing clean, burr-free holes