Aside from a house key, you can also make a bump key for a car using a code-cutting machine. You can make adjustments if the key is not working as it should. To remove the burrs from the key, place it on the soft deburring brush, then turn the device off. Repeat this procedure until you make all the cuts. Move to the next position by turning the space knob and rotating the depth knob. Once it is on, turn the depth knob into the proper depth. Move the carriage away from the cutter by turning the space knob. Once done, don’t forget to tighten the wing nut. Tighten the wing nut.įor car keys like Ford or GM, insert the blank key directly at the gauge. Place the key at the back of the jaw, then push the wing nut against the shoulder gauge. If your blank key is Schlage or Kwikset, loosen the wing nut. If you are unsure what measurements are needed to make a bump key, you can use an actual size bump key template. Note: Don’t forget to wear protective eyewear before proceeding to the next step. Position the space needle on the line on the first space to prepare the key for the first cut. Please insert the code card under the lens of the machine, ensuring that it is under the needles. You will need to have a code card so that you won’t have to measure manually. But, first, ensure that the device has the right size of jaw and cutter blade. Method 1: Using a Code Cutting Machine Step 1: Prepare the cutting machineĪ code-cutting machine is the easiest method to create a bump key set. It must also include a code card, a cutter blade, and a jaw.

Code cutting machine – When choosing a suitable machine, ensure that it is easy to use, even for beginners like you.

A thinner or a solvent can only remove the mark.

Marker – The best type of marker that you can use for a metal object like a key is a paint marker with a polyester tip.

Bench vise – Choose a 4 to 5-inch bench vise to hold small objects like a key.

Triangular file – A triangular file three-sided form is required to trim and shave sides.

If you don’t have a blank key, you can use a spare key as an alternative. The blank key you need must fit your lock. A blank key – There are different blank keys: bit, barrel, cylinder, and flat.

Schlage bump key