How to make a crowbar from a long rebar

The CROWBAR! I’m sure you hear me talk about his all of the time during commentary… and if you are unsure of what it is or how to use it, here you go. The crowbar has so many situations in which it can aid your training, but put the crowbar too deep, and you will lose the benefit of the lever. Focus on using just the “hook” and anchoring the hook to the floor and you will maximize the power of an amazing tool that you should have in your game! #bjjtips #jiujitsutips #jiujitsu #bjj #shawnwilliams

Pry Bar Vs. Crowbar (Here's How To Tell The Difference)

A crowbar of length 120 cm has its fulcrum situated at a distance of 20 cm from the load. Calculate the mechanical advantage of the crowbar. - Physics | Shaalaa.com

9.3 Simple Machines - Physics | OpenStax