Author: Kaz Brekker


5-pin based on American Lock 1100. Five modded key pins, and five modded driver pins. Undermilling and overmilling on three, and rifling on two chambers of the core.

Continue Reading Torsades


8-pin CL based on Abus 76/40 LOTO

Continue Reading MCI


Mods to all 6 key and driver pins. Countermilling including some with undermilling, and some with rifling.

Continue Reading Lockjaw

Organ Donor

5 pin lock with varying diameter pins, varying diameter chambers. All pins are scratch made, including two pin-in-pin designs. Three chambers are threaded.

Continue Reading Organ Donor


I wanted to see if I should make a decent CL out of this style of 6 pin Brady LOTO. Each pin has had inner and serrations added.

Continue Reading Thrombus


6 Pin CL to practice some different counter milling techniques.

Continue Reading Rhabdo

AMA – Against Medical Advice

Four pin CL in a small package. Over milling and counter milling. Mods to one Driver pin and three of the key pins. Beveled the keyway to try to make tensioning more difficult. Engraved name.

Continue Reading AMA – Against Medical Advice


Second CL, trying to build off of lessons learned while still making for a good experience for the picker.

Continue Reading Hypovolemia