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MILWAUKEE Rotary Hammer Drill: 1 1/8 in Drill Bit Size, 17 in Max Drilling Dp - Spline Concrete & Masonry Drill Bits
MILWAUKEESpline Concrete & Masonry Drill Bits

MILWAUKEE Rotary Hammer Drill: 1 1/8 in Drill Bit Size, 17 in Max Drilling Dp

The MILWAUKEE Spline Concrete & Masonry Drill Bit (MPN 48-20-4390) is a 1 1/8 in drill bit size rotary hammer drill bit with a 17 in max drilling depth and 22 in overall length. 3G Electric interprets customer demand…

SKU 3G-OTH-204238

Also listed as: 48204390 · 48 20 4390

Brand
MILWAUKEE
Item
Rotary Hammer Drill: 1 1/8 in Drill Bit Size, 17 in Max Drilling Dp
Category
Spline Concrete & Masonry Drill Bits
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MILWAUKEE
Manufacturer Part Number
48-20-4390
Overall Lg
22 in
Max Drilling Dp
17 in

Technical Documents

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

Product Description

The MILWAUKEE Spline Concrete & Masonry Drill Bit (MPN 48-20-4390) is a 1 1/8 in drill bit size rotary hammer drill bit with a 17 in max drilling depth and 22 in overall length. 3G Electric interprets customer demand and delivers this genuine industrial equipment across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the MILWAUKEE 48-20-4390 rotary hammer drill bit used for?

This MILWAUKEE spline concrete and masonry drill bit is designed for heavy-duty drilling into concrete, brick, and block. It is commonly used in construction, renovation, and industrial maintenance applications where precise, deep holes are required in hard materials.

What are the specifications of the MILWAUKEE 48-20-4390 rotary hammer drill bit?

The MILWAUKEE 48-20-4390 is a spline concrete and masonry drill bit with a 1 1/8 in drill bit size, 17 in maximum drilling depth, and 22 in overall length. It is designed for use with spline-drive rotary hammers and is manufactured by MILWAUKEE.

Where to buy MILWAUKEE 48-20-4390 rotary hammer drill bits worldwide?

3G Electric supplies and delivers the MILWAUKEE 48-20-4390 rotary hammer drill bit worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, wherever it is located.

How to select the correct MILWAUKEE spline drill bit for a rotary hammer?

To select the correct MILWAUKEE spline drill bit, match the shank type to your rotary hammer's drive system (spline), and choose a bit size and length that meet your hole diameter and depth requirements. For the 48-20-4390, ensure your hammer accepts 1 1/8 in bits with a 17 in drilling depth.

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 spline concrete & masonry 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
MILWAUKEE Rotary Hammer Drill: 1 1/4 in Drill Bit Size, 11 in Max Drilling Dp, 16 in Overall Lg (MPN 48-20-4395)
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MILWAUKEE Rotary Hammer Drill: 1 1/4 in Drill Bit Size, 11 in Max Drilling Dp, 16 in Overall Lg (MPN 48-20-4395)
MILWAUKEE Rotary Hammer Drill: 1 1/8 in Drill Bit Size, 11 in Max Drilling Dp, 16 in Overall Lg (MPN 48-20-4385)
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MILWAUKEE Rotary Hammer Drill: 1 1/8 in Drill Bit Size, 11 in Max Drilling Dp, 16 in Overall Lg (MPN 48-20-4385)
MILWAUKEE Rotary Hammer Drill: 1 1/4 in Drill Bit Size, 17 in Max Drilling Dp, 22 in Overall Lg (MPN 48-20-4126)
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MILWAUKEE Rotary Hammer Drill: 1 1/4 in Drill Bit Size, 17 in Max Drilling Dp, 22 in Overall Lg (MPN 48-20-4126)
This spline concrete and masonry drill bit is designed for use with spline-drive rotary hammers. It is suitable for drilling into concrete, brick, and block in construction and renovation applications. The bit has a 1-inch diameter, 17-inch maximum drilling depth, and 22-inch overall length
MILWAUKEE
This spline concrete and masonry drill bit is designed for use with spline-drive rotary hammers. It is suitable for drilling into concrete, brick, and block in construction and renovation applications. The bit has a 1-inch diameter, 17-inch maximum drilling depth, and 22-inch overall length
MILWAUKEE Rotary Hammer Drill: 7/8 in Drill Bit Size, 17 in Max Drilling Dp, 22 in Overall Lg (MPN 48-20-4365)
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MILWAUKEE Rotary Hammer Drill: 7/8 in Drill Bit Size, 17 in Max Drilling Dp, 22 in Overall Lg (MPN 48-20-4365)
MILWAUKEE Rotary Hammer Drill: 1 1/4 in Drill Bit Size, 31 in Max Drilling Dp, 36 in Overall Lg (MPN 48-20-4405)
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MILWAUKEE Rotary Hammer Drill: 1 1/4 in Drill Bit Size, 31 in Max Drilling Dp, 36 in Overall Lg (MPN 48-20-4405)

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