Easy
Less than 15 minutes
This replacement chuck key is an authentic OEM sourced item that is specially designed to tighten and loosen the jaws of a drill chuck. It is a durable metal chuck key that is commonly utilized with hammer drills. Please note this item is sold individually.
Chuck Key 330034-08
OEM part for: DeWALT, Porter Cable, Bostitch
Part Number: 330034-08
$7.37
In Stock
Ships within 1 business day 
Compatibility
This part will fit the following 41 machines
DeWALT
DW505 Type 1 Hammer Drill View Diagrams & Manuals
DW505 Type 2 Hammer Drill View Diagrams & Manuals
DW511 Type 1 1/2" VSR Hammer Drill View Diagrams & Manuals
DW505 Type 3 Hammer Drill View Diagrams & Manuals
DW511B Type 1 Hammer Drill View Diagrams & Manuals
DW515 Type 4 Hammer Drill View Diagrams & Manuals
DW520 Type 1 Hammer Drill View Diagrams & Manuals
DW511 Type 2 1/2" VSR Hammer Drill View Diagrams & Manuals
DW511K Type 1 Hammer Drill View Diagrams & Manuals
DW511K Type 2 Hammer Drill View Diagrams & Manuals
DW520 Type 2 Hammer Drill View Diagrams & Manuals
DW505K (Type 1) 1/2 Hammer.Drl.Kit.2+2 View Diagrams & Manuals
DW505K (Type 2) 1/2 Hammer.Drl.Kit.2+2 View Diagrams & Manuals
DW505K (Type 3) 1/2 Hammer.Drl.Kit.2+2 View Diagrams & Manuals
DW507-44 (Type 1) 1/2 3.5a 2 Sp Hd Drill View Diagrams & Manuals
DW507-44 (Type 2) 1/2 3.5a 2 Sp Hd Drill View Diagrams & Manuals
DW508-B2 (Type 1) 1/2-Inch Hammerdrill View Diagrams & Manuals
DW508-B3 (Type 1) 1/2-Inch Hammerdrill View Diagrams & Manuals
DW515K (Type 4) 1/2 Vsr Dr Hammerdrl View Diagrams & Manuals
DW520K (Type 1) 1/2 Hammer Drill View Diagrams & Manuals
DW520K (Type 2) 1/2 Hammer Drill View Diagrams & Manuals
DW507-35 (Type 1) 1/2 3.5a 2sp.Drill-Mexico View Diagrams & Manuals
DW508-35 (Type 1) 1/2 3.5a Vsr Hd Drill View Diagrams & Manuals
DW508-44 (Type 1) 1/2 3.5a Vsr Hd Drill View Diagrams & Manuals
DW511-B2 (Type 1) 1/2 (13mm) Ss Hammerdrill View Diagrams & Manuals
DW511-B3 (Type 1) 1/2 (13mm) Ss Hammerdrill View Diagrams & Manuals
DW508K-B2 (Type 1) Drill Power Tool View Diagrams & Manuals
DW508K-B3 (Type 1) Drill Power Tool View Diagrams & Manuals
DW508S-B2 (Type 3) Drill Power Tool View Diagrams & Manuals
DW508SK-B2 (Type 3) Drill Power Tool View Diagrams & Manuals
DW511-AR (Type 1) Drill Power Tool View Diagrams & Manuals
D21815K-B2 (Type 1) 1/2 Hammer Drill Power Tool View Diagrams & Manuals
DW505-AR (Type 3) Hammer Drill Power Tool View Diagrams & Manuals
DW505-B2 (Type 3) Hammer Drill Power Tool View Diagrams & Manuals
DW505-B2 (Type 6) Hammer Drill Power Tool View Diagrams & Manuals
DW505-BR (Type 2) Hammer Drill Power Tool View Diagrams & Manuals
Porter Cable
PC650HD Type 2 1/2 in. Hammer Drill View Diagrams & Manuals
PC70THD Type 1 2 Speed Hammer Drill View Diagrams & Manuals
PC70THD (Type 2) Hammer Drill Power Tool View Diagrams & Manuals
Bostitch
BTE140K (Type 1) 7A 1/2In Vsr Hammer View Diagrams & Manuals
BTE141K (Type 1) 7a 1/2 Hammer Drill View Diagrams & Manuals
Show More Compatible Models
This item works with the following types of products:
- Drill Parts
- Hammer Drill Parts
Repair Videos ?
Articles:
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This article explains steps for how to remove threaded-on chucks and taper-fit drill chucks, as well as steps for removi...
September 18, 2009
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Broken gearboxes and sticky chuck screws can make removing a drill chuck difficult. This article explains the tricks you...
August 12, 2010
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Customer Part Reviews ?
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DeWalt chuck key replacement
Could not find the correct chuck key at any of our local big box stores or hardware stores. Found it on eReplacementparts.com...ordered 2 and received them in a timely manner!
Kristopher -
May 18, 2022
Verified Purchase
Fit perfectly
excellent and prompt service. Highly recommended.
Guest -
January 30, 2020
Verified Purchase
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Verified Purchase
eReplacementParts Team
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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.
Lost the chuck key.
Billy - December 28, 2017
Tool Type
Electric Drill
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Power Drill
Parts Used
Wasn't a repair. I lost my chuck key and had to replace it and the holder. Extremely good prices and fast shipping.
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Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
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