Install
videos!

10134014-1-M-Milwaukee-48-66-2110-Chuck Key

( Grid squares measure 1x1 inch )

10134014-1-S-Milwaukee-48-66-2110-Chuck Key

10134014-2-S-Milwaukee-48-66-2110-Chuck Key

10134014-1-S-Milwaukee-48-66-2110-Chuck Key 360 view

Replacing your Milwaukee Electric Drill Chuck Key

Chuck Key 48-66-2110

Manufactured by:: Milwaukee
ERP Number:: ERP10134014
Part Number:: 48-66-2110

Works with your model 5378-20!

$13.70

★★★★★

5 Reviews

Delivers in 3-5 Business Days!

Easy

Less than 15 mins

(3 rated repairs) ?

Works with your model 5378-20!

Jump to:

Description Troubleshooting Repair Videos Reviews Repair Instructions Model Cross Reference

Product Description

This chuck key tightens the jaws of the 1/2 inch capacity chuck 48-66-5185. Key holder 48-66-4040 should be used to attach this chuck key to the cordset.

Troubleshooting

This part works with the following brands:

Milwaukee

This part works with the following products:

Electric Drill
Hammer Drill

Videos For installing this part.

★

Customer Part Reviews

5.0

Average Rating (out of 5):

★★★★★

(5 Reviews)

Click to filter by ratings:

5 stars

5
4 stars

0
3 stars

0
2 stars

0
1 star

0

< Prev
1
Next >

Sort by:

★★★★★

Great replacement

Guest - July 11, 2019

Verified Purchase

★★★★★

It is the one I needed for my drill

I was looking for this part and you had it shipped to me and I am pleased

Guest - November 11, 2019

Verified Purchase

★★★★★

Great Part

Worked as expected. Great timely service.

Guest - November 19, 2019

Verified Purchase

★★★★★

good part

worked great and good shipping

Guest - February 9, 2020

Verified Purchase

★★★★★

Awesome transaction

Awesome transaction, perfect replacement part.

Guest - May 7, 2024

Verified Purchase

Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Easy

Less than 15 mins

(3 rated repairs) ?

< Prev
1
Next >

Sort by:

Chuck needed replace, would not tighten

Daniel from Corydon, Indiana

1 person found this instruction helpful.

Difficulty Level:: Easy
Total Repair Time:: 15 - 30 mins
Tools:: Screw drivers
Parts Used:: 48-66-5185, 48-66-2110

Removed set screw, (left hand threads).
Then put an allen wrench in Chuck and hit
with hammer, and removed the Chuck.
Put new Chuck on .

Did you find this story helpful?

Chunk dont\"t adjust the bit.

Carlos from CIALES, Puerto Rico

0 of 1 people found this instruction helpful.

Difficulty Level:: Easy
Total Repair Time:: Less than 15 mins
Parts Used:: 48-66-2110

Simple, only one step. Replace the old chuck key. And use the new key.

Did you find this story helpful?

Power cord broken inside insulation, chuck key stripped

wilson from hackensack, New Jersey

0 of 1 people found this instruction helpful.

Difficulty Level:: Easy
Total Repair Time:: Less than 15 mins
Parts Used:: 48-76-4008, 48-66-2110

1.- Remove the old quick connect cord from tool
2.- Install the new quick connect cord to the tool
3.- Attach new chuck key to the cord

Did you find this story helpful?

< Prev
1
Next >

Model Cross Reference

This part works with the following models:

ERP Number: ERP10134014
Manufacturer Part Number: 48-66-2110

Brand	Model Number	Description
Milwaukee	5378-20	Electric Drill - 1/2" Electric Hammer Drill
Milwaukee	5378-21	Hammer Drill - 5378-21 (Serial 897d) 1/2-Inch Electric Hammer Drill Parts
Milwaukee	5380-21	Hammer Drill - 1/2 " Hammer Drill
Milwaukee	5381-20	Hammer Drill - Hammer Drill
Milwaukee	5381-21	Electric Drill - Milwaukee 5381-21-(A67a) Parts
Milwaukee	5381-22	Hammer Drill - 5381-22 Hammer Drill Parts