4 Jaw Chuck Tee Slots, How to use
https://youtu.be/2JU4uBDEPXI
Channel Link:
youtube.com/channel/UCiACkN-H8fmDl_R0YZi1dMQ?sub_confirmation=1
How to make parts parallel in your lathe. Larger 4 Jaw Chucks generally have Tee Slots machined into their front face. Although these are a useful feature, they are often ignored and never used.One valuable use is to make and install Height Blocks that (after facing), results in a perfect reference point for machining parts that can easily and accurately transferred to other machines for further machining processes. This is an easily made add-on for any 4 Jaw Chuck with Tee Slots