BT vs HSK Tool Holders: What Actually Separates Them BT and HSK are two of the most common tool holder families you will run into on a vertical machining center. They both clamp a cutting tool, register in the spindle, and feed off the same automatic tool changer, but they do it in very different [...]
A tool holder is the part that connects the cutting tool to the machine spindle. Get the holder right and the cutter runs concentric, rigid, and repeatable. Get it wrong and you chase runout, chatter, and scrapped parts all shift. Holders are not interchangeable across machines, because the mounting interface has to match the spindle [...]
Every practice of compensation has to do with offsets (especially in regards to CNC offsets)! One can consider CNC offsets as memories on an electronic calculator. If your calculator has memory, you can store a constant value to each memory for use throughout a calculation. This keeps one from having to enter the number over [...]
