How To Determine Chuck Key Size

Making sure you get the correct sized chuck avoids a second trip to the hardware store. There are many different keys based on the brand of the chuck. For this reason when re assembling a jacobs type chuck you need to nudge the outer collar up and down while test fitting the key until it fits right again.
how to determine chuck key size

Drill Chuck Sizes What Chuck Key Do You Need For Better Work

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2pc Universal Drill Chuck Keys Sizes 5 16 3 8 1 2 Amazon Co

Chuck keys ics usa special purpose cold rolled steel ics chuck keys t virtually all power drills on the market.

How to determine chuck key size. For example i have at least 3 different brands of 12 drill motors none use the same chuck key. Nothing is more frustrating than losing the chuck key to your drill. Such a small object can stop your project in its tracks when you cant change your bit. Packaging is designed to let customer check size for correct t.

Ensuring you get the correct sized chuck avoids a second trip to the shops. Look at the cartridge and the bit and the engraved figures. How to size chuck keys. Losing the chuck key to your drill can stop your diy project in its tracks because you wont be able to change your drill bit.

One of the more popular brands is jacobs and most manufacturers will list an equivalent number which can make determining a replacement key a bit easier. If you lost the chuck buy a replacement. Get the brand and model of the chuck and it will be easy to find the right size. If you lost the chuck purchase a replacement.

It can be done in three steps. Determining the proper replacement chuck key for your drill can be very frustrating. Now measure the diameter of the hole on the chuck. For example common sizes include 516 inch 932 inch 38 inch and 14 inch chucks.

Determine the size of the chuck keys is also not difficult. Ed beal dec 2 18 at 1735. You can do this with a ruler. How to choose chart on each package aids in selection of correct key.

Very simple chuck key made from a ground down screw driver and a piece of rod welded together. Look on the chuck itself. Take the craftsman drill with you to a hardware store or sears to test fit the key replacement before you buy. The bit size will vary between 14 38 12 inches and so on.

All chuck keys are engineered to t jacobs and supreme key operated chucks. Measure the diameter at the widest point with a ruler to determine the correct chuck key size. Yes i have a 4 way and two have the right size pilot hole but one gear works and the other is too large. Usually on the side of the drill chuck there will be some stamped numbers.