jacobs-chuck

10 месяцев назад

This video explores the features and benefits of Jacobs Super Drill Chucks, comparing them to standard chucks. The presenter discusses the history, construction, and pricing of these chucks, highlighting their smooth operation and ability to tighten securely. The video also demonstrates how these chucks can be used as keyless chucks for smaller drill bits.

4 дня назад

This video shows a creative solution to a common problem for older machinists: weak hands. The creator demonstrates how to modify a Jacobs chuck key to accept a wrench, providing extra leverage for tightening drill bits. The process involves milling a hexagon onto the key and then attaching a custom-made wrench.