Harrison and AJ delve into the intricacies of machining, sharing their experiences, challenges, and solutions. Harrison discusses the use of roughing and finishing tools, highlighting the importance of addressing scale buildup and tool breakage. He mentions the use of specific tools for different materials, like aluminum and stainless steel, and the nuances of achieving desired finishes.

The conversation shifts to workholding, with Harrison recounting a frustrating experience with acquiring matching vices for a job. He explains the need for precise alignment and the challenges posed by different vice heights and jaw thicknesses. Despite these challenges, he describes his approach to problem-solving and the satisfaction of finding solutions that improve efficiency and quality.

AJ contributes to the discussion by sharing their process for making carabiners. They detail a fixture that allows for efficient machining operations, including profiling, slotting, and chamfering. They also mention recent improvements to their process, such as using water jet-cut blanks and custom cam clamps for workholding.

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