Best Machining Podcasts (2025)

1
Within Tolerance Episode 254 - Zap and Justin Gray 2:15:33

2d ago2:15:33

2:15:33

In this episode, I catch up with Zap and Justin Gray to discuss recent developments in our respective worlds. We dive into tool libraries, machine shop organization, and the challenges of running growing businesses. Justin shares insights from Toolpath Labs' recent company gathering and their progress with AI-driven CAM automation. Zap updates us o…

1
#411 Cycle time evaluations 52:36

1d ago52:36

52:36

TOPICS: Superglue fixtures Toolpath.com Passion for machines and projects Cycle time evaluations GrindmillingBy johngrimsmo

1
#410 Prussian Blue is amazing 47:20

9d ago47:20

47:20

TOPICS: Prussian blue is amazing. Bambu H2D 3d printer Calibrating a 5 axis machine Hand scraping deep dive Tormach 1500 MXBy johngrimsmo

1
#409 Hardmill all the things 47:30

16d ago47:30

47:30

TOPICS: Mentality around tariffs Button lock geometry Buy prussian blue Hardmill all the thingsBy johngrimsmo

1
#408 Dedication to our Willemin 408MTs 48:15

23d ago48:15

48:15

TOPICS: Robots Demagnetizing 4140 bars Rolex Johnny 5 track drives Probing for accuracyBy johngrimsmo

1
Within Tolerance Episode 253 - Employees are Tough with Easton Bednarek 1:46:07

1M ago1:46:07

1:46:07

Easton from Moria Manufacturing returns to share updates and challenges since his last visit. We discuss the rapid expansion, new machines like the SC 300, struggles with employee training, and the unexpected costs of scaling up. Easton provides an in-depth look at how they've optimized their turning operations and shares the invaluable lessons lea…

1
#407 First Hundred knives and lessons learned 44:14

1M ago44:14

44:14

TOPICS: Fusion PSA on heights tab Measuring ultra precision Heat treating improvements Tormach 1500mx updatesBy johngrimsmo

1
Within Tolerance Episode 252 - ABC: Always Be Changing with Zap 1:21:35

1M ago1:21:35

1:21:35

This week, Zap updates us on several challenges - his search for a new shop space, ongoing van saga, and dealing with a particularly frustrating customer situation. Meanwhile, I discuss my recent HyperMill software purchase and share thoughts on tool organization in Fusion 360. We also dive into standardizing workflows for small shops and the impor…

1
Within Tolerance Episode 251 - Phil Linscheid 1:51:08

1M ago1:51:08

1:51:08

In this episode, I speak with Phil Linscheid, Director of Manufacturing at Hamilton Company, about his journey through the manufacturing industry. Starting as a young manager at Haas Automation to now overseeing a large medical device manufacturing operation, Phil shares insights on managing people, implementing automation, and balancing technical …

1
#406 Surface grinding deep dive 49:18

1M ago49:18

49:18

TOPICS: Business insurance Thermal compensation on Speedio Surface grinding deep dive Shop improvementsBy johngrimsmo

1
Within Tolerance Episode 250 - Prepping for the Future with Zap 1:28:56

2M ago1:28:56

1:28:56

Zap joins me this week to discuss recent travels, re-establishing stability, and the importance of relationships in business. We share updates on new projects, machine purchases, and the integration of automation in machining. Plus, we delve into personal health routines and navigating the complexities of business investments and accounts receivabl…

1
#405 Why are lathe parts not round? 47:09

2M ago47:09

47:09

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 homeBy johngrimsmo

1
#404 Life as a small business owner 49:31

2M ago49:31

49:31

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

1
Within Tolerance Episode 249 - Pete Oxenham of Chatter and Toolpath 1:07:50

2M ago1:07:50

1:07:50

I'm happy to welcome back Pete Oxenham, founder of Chatter and Head of Product for Toolpath, for an in-depth discussion on his recent journey. We delve into Pete's decision to sell his machine shop to focus entirely on Chatter, the challenges he faced in finding a suitable buyer, and the emotional roller coaster of letting go of a business he built…

1
#403 Make decisions and dealing with the consequences. 51:44

2M ago51:44

51:44

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 1500mxBy johngrimsmo

1
#402 "Delegating is sometimes just as simple as delegating" 51:09

2M ago51:09

51:09

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 printingBy johngrimsmo

1
Within Tolerance Episode 248 - Burning Money with Zap 1:53:27

2M ago1:53:27

1:53:27

Zap joins me this week to discuss recent travels, acquiring Esprit software, and moving the shop. We share stories about challenging customer interactions, machine crashes, and optimizing workflows with ChatGPT. We also explore work-life balance, 3D surfacing in Fusion, and mill-turn machine preferences. Check out Zap's IG @zap.consulting ---------…

1
#401 Stress in your business 51:18

3M ago51:18

51:18

TOPICS: Heat treated A2 dimensions Grimsmo Fjell update Robot loading solutions Endmill consistencyBy johngrimsmo

1
Within Tolerance Episode 247 - Joseph Pizzoferrato of Heidenhain 1:36:10

3M ago1:36:10

1:36:10

This week, I talk with Joseph Pizzoferrato from Heidenhain about his journey in machining, from Durabar to Heidenhain. We cover his experiences with Mazak training, Mastercam, and delve into Heidenhain controls. Joe shares insights on tool radius errors, macro programming, and new TNC 7 features. He also discusses the importance of collision protec…

1
Within Tolerance Episode 246 - Crashtastic with Zap 2:38:19

3M ago2:38:19

2:38:19

Zap joins me this week to kick off the first in-person episode of 2025. We dive into Zap's recent travels and adventures, including a trip to another country, getting a head tattoo, and dealing with various machining and business challenges. We discuss the nuances of tool libraries, the importance of five-axis machining, and the comparative merits …

1
#400 Episode 400 baby!! 48:14

3M ago48:14

48:14

Intern or full time machinist? DOITS 100 Fjell knives Hardmilling and tool life Chatter machine monitoring installed at SMWBy johngrimsmo

1
#399 Too much on my plate 49:20

3M ago49:20

49:20

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 plateBy johngrimsmo

1
Within Tolerance Episode 245 - NS Precision Inc 1:48:44

3M ago1:48:44

1:48:44

Nick and Skylar Squillace of NS Precision Inc join me this week to discuss their journey from hobbyists to successful shop owners. We talk about their transition into motorsports, overcoming the challenges of running a small machining company, and the crucial steps they've taken to streamline operations. Learn about their experiences with the Haebe…

1
#398 Python script to create the perfect toolpath! 53:41

3M ago53:41

53:41

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!By johngrimsmo

1
Within Tolerance Episode 244 - Simon and Zap-funkel 1:26:38

4M ago1:26:38

1:26:38

This week I'm joined by Zap and Simon from Freddy who are both together in the UK. Chris shares details of his whirlwind trip, including a new head tattoo and training Amish machinists on advanced machinery. Simon updates us on exciting solar panel projects and the latest custom Freddy machines, from minion-themed to high-tech Rolls-Royce designs. …

1
#397 Team oriented wishlish 50:20

4M ago50:20

50:20

TOPICS: 2025 changes DOITS Leadership roles Measuring runout in toolholders 5 axis automation at Saunders? Team oriented wishlish Fjell production updateBy johngrimsmo

1
Within Tolerance Episode 243 - Jim Belosic of SendCutSend 1:35:55

4M ago1:35:55

1:35:55

This week I chat with Jim Belosic, CEO and founder of SendCutSend. We dive into Jim's background, from his artistic beginnings creating custom pancakes for his daughter to running a software company, Pancake Laboratories. Jim shares how his passion for cars and fabrication led to the birth of SendCutSend, an on-demand sheet metal manufacturing serv…

1
#396 Raspberry Pi in the shop 47:00

4M ago47:00

47:00

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

1
Within Tolerance Episode 242 - Eric Larson of Clear Irons 3:14:49

4M ago3:14:49

3:14:49

In this episode, I'm joined by Eric Larson from Clear Irons. We dive deep into his journey as a machinist and industrial designer based in Chicago. Eric delves into the origins of Clear Irons, his educational background in industrial design and metalsmithing, and the evolution of his business. We discuss the challenges and triumphs of managing a li…

1
#395 Tracking tool life 51:04

5M ago51:04

51:04

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 holesBy johngrimsmo

1
Within Tolerance Episode 241 - I Am Thankful with Zap 1:56:56

5M ago1:56:56

1:56:56

Join Zap and I as we catch up on the eve of Thanksgiving! We dive into recent shop updates, the ongoing van saga, and share our favorite Thanksgiving traditions. Listen in as we detail technical challenges, highlight valuable machining tips, and discuss lessons learned from various projects. We also chat about our year-end reflections, what we're t…

1
#394 DIY 3d printed machine tools with concrete! 53:05

5M ago53:05

53:05

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 monitoringBy johngrimsmo

1
#393 Fusion tips and tricks 53:40

5M ago53:40

53:40

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 ideasBy johngrimsmo

1
#392 Hardmilling puckchucks on Okuma 51:21

5M ago51:21

51:21

TOPICS: Hardmilling puckchucks on Okuma Heat treating ovens Fjell pocket clip success! Prusa new printersBy johngrimsmo

1
#391 50 tidbits by Dave Arneson 41:01

5M ago41:01

41:01

TOPICS: Hardmilling endmills came in Heat treating and worried about warp Kern still dropping tools Kind words from a listener Solution to Saunders' tolerance issue 50 tidbits by Dave Arneson https://www.airbearings.com/old-pages/news/50-tidbits Lapping for flatness and shiny!By johngrimsmo

1
Within Tolerance Episode 240 - Roast My Shop with Justin Gray 1:14:08

6M ago1:14:08

1:14:08

Justin Gray from Toolpath Labs joins me this week on the podcast. We delve into Justin's week-long internship at Proteum Machining, touching on topics like the camaraderie in small shops, tool calibration, and optimizing CNC processes. Justin critiques our workflow and offers practical advice on improving shop efficiency and safety. Learn about his…

1
#390 Take your kid to work day 48:12

6M ago48:12

48:12

TOPICS: Take your kid to work day Saunders bought another lathe "I'm stumped" - Saunders Wazer waterjet at Grimsmo HardmillingBy johngrimsmo

1
Within Tolerance Episode 239 - Calibration Cubes and Tool Libraries 1:50:25

6M ago1:50:25

1:50:25

Zap joins me this week live in the studio as we dive into our recent experiences and challenges in the machining world. Zap discusses his non-stop travel schedules, including trips to Maryland and California. We talk about fixturing challenges in different materials, the balance of setting proper boundaries, and our continuous journey in achieving …

1
#389 HARDMILLING!! 50:38

6M ago50:38

50:38

TOPICS: Kern is down! Internal inventory levels HARDMILLING!! Magnetic chucks Seville Classics cabinets and tablesBy johngrimsmo

1
Within Tolerance Episode 238 - New Machines and Post IMTS Recovery 2:23:43

6M ago2:23:43

2:23:43

Zap and I catch up post IMTS and talk about troubleshooting on-the-road machining issues, the challenge of constant travel, and Zap offers a behind-the-scenes look at teardown strategies post-trade show. Meanwhile, I talk about the sale of our S700 and preparing for the U500's arrival, experiments in annealing plastic, and dealing with customers. C…

1
#388 Creating videos for Youtube 51:32

6M ago51:32

51:32

TOPICS: Kern tool changers issues Creating videos for Youtube 11:-- error, 30 seconds missing Replacing glass on CNC machines Video - "The universe is hostile to computers" - Veritasium Artwork at home Flocking tumbler liquids DIY fixture rackBy johngrimsmo

1
#387 How do you spend your day 51:58

6M ago51:58

51:58

TOPICS: Saunders: "Grimsmo, project management is not your strong suit" How do you spend your day DSI free Fusion Fridays Regofix tool change station What's a good 5 axis with pallet changer? Heat treating in argon?By johngrimsmo

1
Within Tolerance Episode 237 - Juan March of Jax Precision 1:11:55

7M ago1:11:55

1:11:55

This week I welcome back Juan March from Jax Precision to discuss the monumental changes in his shop over the last two years. We dive into the challenges of equipment reliability, the pursuit of AS9100 certification, and the implementation of the Infab ERP system tailored for high-mix, low-volume production. We also explore the intricacies of manag…

1
#386 Leading and coaching strategies 55:50

7M ago55:50

55:50

TOPICS: Safe start all operations Listening to the "Aquired" podcast Leading and coaching strategies Hardmilling blades and Puckchucks Laser probing grinding wheel accuracyBy johngrimsmo

1
#385 How to hold incredible tolerances reliably? 51:58

7M ago51:58

51:58

TOPICS: Checking in with your team after being on vacation Veritasium video on QR codes Grimsmo Fjell updates! How to hold incredible tolerances reliably Forcing a pause between each operation in Fusion HardmillingBy johngrimsmo

1
Within Tolerance Episode 236 - Jamie Underwood 1:13:18

7M ago1:13:18

1:13:18

In this episode of Within Tolerance, I sit down with Jamie Underwood from Hadrian to talk about their exponential growth, changes in job roles, and how the company is handling challenges such as in-process inspection and automation. Jamie shares insights on leadership, training new employees, and how automation is changing the role of machinists. W…

1
#384 Consultants in manufacturing? 47:32

7M ago47:32

47:32

TOPICS: Podcast feedback from IMTS Threadmill design change caused issues Hardmilling features after heat treat Saunders recap of IMTS Consultants in manufacturing?By johngrimsmo

1
Within Tolerance Episode 235 - IMTS 2024 Special Episode 2:52:17

7M ago2:52:17

2:52:17

IMTS 2024 is a wrap and I was lucky enough to be able to record every day while there! Join Zap and I as we catch up every morning and are joined by a crew of past and future guests from the show. Big thanks to Chris Zappettini, Graham Francis, Al Whatmough, Jeff Tiedeken, Austin Roche, Yuto Matsuura, Jay Pierson, Andrew Henry, John Saunders, and J…

1
#383 Saunders is at IMTS in Chicago 31:37

8M ago31:37

31:37

TOPICS: IMTS tools and technologies Hard gaging CMM Machines Grimsmo played with a Wire EDMBy johngrimsmo

1
Within Tolerance Episode 234 - Show Prep and Machine Testing 2:15:24

8M ago2:15:24

2:15:24

Zap joins me this week to discuss his recent complex probing project in Ohio and his travels to Nevada. We delve into the technical intricacies of machining macros, troubleshooting probing issues, and tips for maintaining clean coolant. Zap shares his expertise on achieving tight tolerances, managing work and travel, and fostering team dynamics. Ad…

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