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FIRSTINFO 4 in 1 Drill Chuck Key Professional Master Chuck Key for Tightening and Loosening Chuck for Most Drills

Free shipping on orders over $29.99

$16.90

$ 7 .99 $7.99

In Stock

About this item

  • *Please Confirm the Size Before Ordering
  • 【Pocket Tool】4 sizes of keys in one wrench, extremely space-saving and time-saving. Work perfectly on 4 sizes of salient point of chuck: Ø 7mm, 5.5mm, 6mm, 5.8mm. Use one key for chuck diameter: 1/4", 3/8", 1/2" chucks.
  • 【Ratchet Mechanism】 Convenient tool with 24 T reversible ratchet design for backward and forward usages.
  • 【Universal Usage】 The 4 chuck key sizes cover most of the popular chucks available.
  • 【FIRSTINFO ASSURANCE】 Well aluminum and all-metal construction for strength and durability, and the polished coating prevents rust and corrosion. We provide you with the quality assurance tool with 12+18 months of after-sales warranty support.



Product Description

H5164

***Please Confirm the Size Before Purchasing: A: 1/4” Chuck with 6mm Pilot,

B: 3/8” Chuck with 5.5mm Pilot, C: 1/2” Chuck with 5.8mm Pilot, D: 1/2” Chuck with 7mm Pilot***

drill chuck master key

  • Ratchet mechanism makes the work effortless.

H5164

Four sizes of chuck keys cover most of the popular chucks available:

  • A: 1/4” Chuck with 6mm Pilot
  • B: 3/8” Chuck with 5.5mm Pilot
  • C: 1/2” Chuck with 5.8mm Pilot
  • D: 1/2” Chuck with 7mm Pilo.

drill chuck master key

  • The 4-in-1 design saves your time, money, and space.

angel
2025-08-23 14:08:58
Dont buy it ....trash
Joshua Bieghler
2025-08-07 13:12:18
I thought this product was a really great idea. However the tool broke almost immedately. The gears stripped inside the tool. The gears for the chuck did not mesh at all with any of my drills or drill press. This was a complete waste of money. I'm very dissapointed.
eLemonatorDave
2025-08-04 14:27:53
I’m not sure why some of the other reviews show pictures of this tool broken. If used properly using moderate, even pressure in all three chuck holes instead of just one, it does a great job! Could it be that some of the negative reviews are from those that ordered this because they also broke the original one that came with their drill? It's got great leverage so you really don’t need to get brutal with it.If you’re really worried about breaking a chuck key, watch some YouTube videos on how professionals tighten a chuck. I love this thing!
Gerson Molina
2025-07-29 18:25:29
A little wobbly but does the job ok
RJD00IS
2025-06-24 11:19:42
Unfortunately this did not fit my 1/2 chuck on my Central Machinery 3-in-1 Lathe, Drilling and Milling Machine, but may work with several other chucks I have, but not tried them all yet.First off, something not mentioned anywhere here yet, is the Chuck Key is made of Steel. Lists material as Aluminum, which would describe the handle portion, but a magnet proves the Chuck Keys are ferrous, meaning contains iron or steel. I have purchased several of those 4-way chuck keys that even said made with steel, but were actually aluminum and would not attract to a magnet. I was wondering if this was another one of those cheapies with Aluminum keys since others said how easy they broke, but being steel or at least ferrous, it may last better if I take it easy and do not over torque the chuck as others may have done. In Industrial Service College we were taught to tighten a little using all 3 holes of the chuck as suggested elsewhere here.If this fits some of my other chucks, it may be worth the investment, just too bad it did not fit my Central Machinery 1/2 chuck which appears to be common size with some other chucks I have. Photos above did list chuck key sizes, but without knowing the size of my 1/2 chuck, I could only guess it might work.I have yet to find a real quality 4-way chuck that is made of real steel and not aluminum. Sure there are some out there, but for now have to keep using a single chuck key that fits my Central Machinery 1/2 chuck of which I have more than one of those singles that are all the same size.Will keep looking and hope I will find a better chuck key that fits my machine, but stuck with the ones I already have.
Spyder57
2025-06-23 16:38:45
Good toolbox add
C. Nichols
2025-06-14 13:10:52
I hate the hand tighten chucks that come with the cordless drills so I place them with a real Jacobs chuck. This key works perfectly and because of it's length you can really get a tight bite on a drill bit. No slipping.
William N.
2025-05-23 13:41:51
This is the worst tool I have ever purchased. Just doesn’t work
miroku
2025-03-26 18:35:47
この類の製品では合わない事もあるためおっかなびっくり購入でしたがちゃんとかみ合って使えてます。強く締めても割れることも無く使えてます。
mike
2025-03-02 11:19:57
Compré el producto para tener una mejor soporte al liberar la broca del taladro, pero al intentar quitar la primer broca los dientes de la llave se rompieron, el producto es de pésima calidad y estoy muy inconforme con esta compra, saludos
Moreno
2025-02-06 10:36:40
Tutto come da descrizione
andyvibs
2025-02-04 16:30:34
Was always losing the chuck keys, this one's big enough to use easily and large enough not to lose!!
Kunde
2024-12-23 17:12:27
Fast delivery, good product
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