Business of Machining

Business of Machining

John Grimsmo of Grimsmo Knives and John Saunders of Saunders Machine Works discuss their success, struggles, goals and more as machinists, business owners and entrepreneurs.

Episodes

May 2, 2025 49 mins

TOPICS:

  • Toronto knife show
  • Grindmilling
  • Toolpath mistake
  • Arda and ERP systems
  • Renzetti 1-2-3 blocks
  • Johnny 5 turned on for the first time!
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TOPICS:

  • Superglue fixtures
  • Toolpath.com
  • Passion for machines and projects
  • Cycle time evaluations
  • Grindmilling
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April 18, 2025 47 mins

TOPICS:

  • Prussian blue is amazing.
  • Bambu H2D 3d printer
  • Calibrating a 5 axis machine
  • Hand scraping deep dive
  • Tormach 1500 MX
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April 11, 2025 47 mins

TOPICS:

  • Mentality around tariffs
  • Button lock geometry
  • Buy prussian blue
  • Hardmill all the things


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TOPICS:

  • Robots
  • Demagnetizing 4140 bars
  • Rolex
  • Johnny 5 track drives
  • Probing for accuracy
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TOPICS:

  • Fusion PSA on heights tab
  • Measuring ultra precision
  • Heat treating improvements
  • Tormach 1500mx updates


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March 14, 2025 49 mins

TOPICS:

  • Business insurance
  • Thermal compensation on Speedio
  • Surface grinding deep dive
  • Shop improvements
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March 7, 2025 47 mins

TOPICS:

  • Gorilla Stand indicator holder!
  • Why are lathe parts not round?
  • Thermal growth on the Speedio
  • Okuma fake CMM
  • Heat treating 440c and carbide clumping
  • Dishwashing parts at home



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February 28, 2025 49 mins

TOPICS:

  • Making ultra flat precision washers
  • Fjell knives are starting to selling
  • Custom ultra precision indicator stands
  • Tarrifs
  • Post heat treat hard turning
  • Hardmilling success
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TOPICS:

  • Make decisions on your own, as long as you're willing to deal with the consequences.
  • CHATTER machine monitoring
  • Robots!
  • Mastering youtube
  • Dial test indicator stand
  • Surface grinding and lapping
  • Tormach 1500mx
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TOPICS:

  • "My Willy is doing great" - Grimsmo
  • Kern was purchased by Ametek.
  • "Delegating is sometimes just as simple as delegating".
  • Auto serial numbers on Okuma
  • Vapor degreaser
  • Diamond lapping
  • Bad 3d printing


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February 7, 2025 51 mins

TOPICS:

  • Heat treated A2 dimensions
  • Grimsmo Fjell update
  • Robot loading solutions
  • Endmill consistency


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January 31, 2025 48 mins
  • Intern or full time machinist?
  • DOITS
  • 100 Fjell knives
  • Hardmilling and tool life
  • Chatter machine monitoring installed at SMW
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January 24, 2025 49 mins

TOPICS:

  • Project management at Saunders
  • Tolerance ranges and scrapping parts
  • Python script deep dive
  • Robots to change workpieces and pallets
  • Willemin part release... magnetism?
  • Too much on my plate


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TOPICS:

  • NYCCNC has been purchased by DSI
  • Hardmilling
  • Kolsterizing process by Bodycote
  • 5 axis automation and robotics
  • DOITS finally work
  • - Shrink the project
  • - Cannot think about it
  • Grimsmo grinding improvements
  • - Python script to create the perfect toolpath!
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January 10, 2025 50 mins

TOPICS:

  • 2025 changes
  • DOITS
  • Leadership roles
  • Measuring runout in toolholders
  • 5 axis automation at Saunders?
  • Team oriented wishlish
  • Fjell production update
Mark as Played
December 20, 2024 47 mins

TOPICS:

  • Oscilliscope readings on Heidenhain
  • Tool life in A2 steel
  • Raspberry Pi in the shop
  • Tour of Henry Holsters
  • Project management in 2025


Mark as Played
December 13, 2024 51 mins

TOPICS:

  • Willemin air lines all replaced
  • Saunders is using metric hardware
  • Microscopes in the shop
  • Tracking tool life
  • Machining A2
  • The ultimate Clamps
  • Lapping precision holes


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TOPICS:

  • DIY 3d printed machine tools with concrete!
  • Flextures and insane tolerances
  • Machining soft blades in the Kern is slow, but better
  • Patterning stress
  • Hardmlling tool life?
  • Chatter machine monitoring


Mark as Played
November 29, 2024 53 mins

TOPICS:

  • Google Appscripts does awesome stuff
  • Notes to yourself in Fusion 360 and other Fusion tips and tricks
  • Hardmilling update!  Hard grindmilling too.
  • Heat treating ideas
Mark as Played

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