PODCAST · business
Within Tolerance
by Within Tolerance
Within Tolerance is a podcast where the hosts talk everything from machine shop work, CAD/CAM, and other manufacturing processes!
Episodes
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Within Tolerance Episode 285 - Chris Townsend of Eagle Manufacturing
Chris Townsend joins me to talk about Eagle Manufacturing, the student-run business at Brown County High School in Indiana. We get into running a real shop with 70 students working short class-period shifts, using ProShop to keep handoffs on track, and giving kids room to fail safely. Plus, why a...
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Down the Rabbit Hole with Justin Gray EP5 - The System of Systems
Episode five of My Tool Library Is Better Than Yours. If your shop runs on a standard tool library, those tools need to always be there. Justin and Zap break down Kanban cards, tool tags, and tool storage. Sometimes the answer is a better system. Sometimes it's just more holders.Check out…
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Within Tolerance Episode 284 - The Sea of Kern - IMTS 2026
Everyone's answer for the best part of IMTS 2026 was the same: the people. Zap, Justin, John Grimsmo, Chris Hopkins, Andrew Henry, and James Meyette join me across four days of mini episodes, recorded from the Kennametal, Rego-Fix, Datron, and Matsuura booths, to talk about what caught their eye....
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Within Tolerance Episode 283 - 5 Years of Change With Andrew Henry
Andrew Henry of Henry Holsters is back after nearly five years, and a lot has changed: 11 employees to just over 30, a building addition, a Matsuura MX-420, and a shift from making parts to running the whole stack for other holster brands. We get into hiring his first real programmer and handing...
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Within Tolerance Episode 282 - The Bot Will Remember This with Zap
Zap and I go live one more time before IMTS with Patreon members firing off questions. We map out the meetups (Kern on Wednesday the 3rd, plus a rotation of podcast recordings around the show floor) and swap updates: Zap on Kinematic Sauce, CritLink, and nonstop coast-to-coast travel, me on the…
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Down the Rabbit Hole with Justin Gray EP4 - Standard Tools Are the Cheapest Automation You Can Buy
Justin and Zap are back for chapter four of My Tool Library Is Better Than Yours: Standard Tools Are the Cheapest Automation You Can Buy. Standardizing saves you a little time every day, but the real money is in killing the expensive outliers that blow up a Saturday night. They get into what...
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Within Tolerance Episode 281 - Eddie Riddell of Steele & Co Engineering
Eddie Riddell of Steele & Co Engineering joins Dylan this week from his one-man job shop in one of the most remote cities in the world. Eddie traces a wild path from a New Zealand apprenticeship to the Australian mines to going out on his own, buying Haas machines sight unseen from across the…
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Within Tolerance Episode 280 - Long Lists and Kinematic Sauce
A long overdue catch-up with Dylan and Zap. Dylan owns up to overcommitting the shop and relearning that automation doesn't save you from yourself, then runs through tooling, RO water, and a 3D printer that ate itself mid-print. Zap talks Kinematic Sauce, building systems that persist without…
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Down the Rabbit Hole with Justin Gray EP3 - Always Be Auditing
Justin and Zap dig into the idea that a good tool library is never finished. They cover treating it as a digital twin of your crib, promoting tools from bench to standard, and when it's fine to let a specialty tool live outside the system entirely. The theme running underneath it all: seek...
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Down the Rabbit Hole with Justin Gray EP2 - My Presets are Better Than Yours
Episode two digs into presets to boost throughput in CAM. Justin and Zap break down the golden rule—if you're dialing in feeds and speeds every single program, you need a preset—plus how far the rabbit hole goes with floor finishing, wall finishing, tape-and-glue, and everything in between. Plus...
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Down the Rabbit Hole with Justin Gray EP1 - My Tool Model is Better Than Yours
Kicking off Down the Rabbit Hole, a new Within Tolerance podcast for nerds, by nerds. Justin and Zap launch their multi-part series "My Tool Library Is Better Than Yours" with the bootstrap basics: a simple four-folder structure, modeling your holders and tools accurately, and getting roughing…
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Within Tolerance Episode 279 - Down the Rabbit Hole with Justin Gray
Justin Gray catches us up on life post-Toolpath. We get into Justin Gray Labs and his vibe coding kits — along with the security nightmares they're built to prevent. He's also chasing fidget pistons to a two-tenth window on a Syil and Speedio. Then we get into Kinematic Sauce, the calibration...
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Within Tolerance Episode 278 - Post Summit Clarity with Zap
Two months of catching up with Zap: the Toolpath Summit recap, his Claude-built ERP CritLink processing real money, and his Boise shop dialed in for remote operation. Dylan finally has power, runs the Flex overnight, untangles a kinematic shift on the C250, and survives a titanium job that tried…
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Within Tolerance Episode 277 - Matt Blackwell of Blackwell Engineering
Matt Blackwell spent over two decades fixing jets and flying C-17s before building a one-man backyard shop and a fiber laser fixture business he never planned on. We talk spindle gripping lessons, the messy line between hobby and business, and how a guy in a backyard shop ends up tapping a few...
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Within Tolerance Episode 276 - Joseph Alonso of Novo Modo
Joe Alonso tells the full Novo Modo origin story—off-grid childhood, working full-time at 16, a career detour through blindness and Microsoft, and launching a shop on pure conviction with no customers lined up. We dig into his inspection-first approach, keeping shops small on purpose, and why...
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Within Tolerance Episode 275 - Still Powerless with Zap
Zap and Dylan catch up after a busy stretch. Boise expansion, Texas customer visits, QuickBooks meltdown, and the Claude Code build. Dylan's still chasing power for the Flex, doubled up compressors, and is increasingly frustrated with Fusion. Plus questions on specialization, work holding,...
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Within Tolerance Episode 274 - Brian Kippen of KAD Models
Brian Kippen is back after nearly four years to talk about an incredible period of growth and change at KAD Models. From teaching machining to acquiring a wire forming business, adding a MAM with automation, and managing three facilities across two coasts—all while raising a toddler. We dive into...
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Within Tolerance Episode 273 - Wrapping Up 2025 With Zap
Zap and I wrap up 2025 with our first live podcast! Patreon members join us as we answer questions, reflect on 2025, and talk about plans for 2026. Thanks to everyone for a wonderful 2025 and looking forward to a great 2026 with more guests and episodes! McMaster Ugly Sweater -...
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Within Tolerance Episode 272 - Ethan Perrin
This week I talk with Ethan Perrin about MIT Formula SAE, building the Miters West shop, and why a small fiber laser and press brake changed how he prototypes. We also hit rescuing CMM's on a budget and his alumni EV formula car. Check out Ethan’s IG @ethan.perrin97...
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Within Tolerance Episode 271 - Pre-Flexing with Zap
In‑person catch‑up: pre‑Flex rigging shuffle, neighbors bribed with donuts, and the first HyperMill customer part. Zap runs through leaving Boise, growing the team, splitting work the right way, and getting a shop moving with CMM, coolant, and probing. Check out Zap's IG @zap.consulting...
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Within Tolerance Episode 270 - Wait, You Take Breaks? With Zap
We catch up on a busy stretch: Zap’s UK stint, dialing in systems, and turning chaos into consistency—including saying no when it counts. Dylan locks the shop layout, keeps the S700, preps for the Hermle HSFlex and hyperMill, and shares a few hard-won long-cycle lessons. Justin's Speedio Filter -...
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Within Tolerance Episode 269 - Devin Bodony of Lichen Precision
From an 800 sq ft pole barn to a 4,000 sq ft shop, Devin shares how Lichen leveled up: team, layout, and automation. We cover the R450 cobot project, M300 wins, live‑tool lathe realities, and building a stable, sustainable operation without the chaos. Check out Devin’s IG @lichen_mfg and check…
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Within Tolerance Episode 268 - Curt Van Filipowski of Confounded Machine
Curt of Confounded Machine shares how a garage hobby became a thriving EDC pen brand. We dive into retrofitting a Hardinge, moving to a Syil X5 , iso-grid grips, entropic anodizing, and his new “Mech One” mechanism. Rigibore RADS video mentioned: https://www.youtube.com/watch?v=o0pM5cKUKSA Check...
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Within Tolerance Episode 267 - Jamie Peacock of JSpec Engineering
Jamie Peacock of JSpec Engineering and The Lone Machinists podcast joins to talk one‑man‑shop reality, from building and retrofitting machines to launching the Anchor Point zero‑point system. We hit in‑house anodizing, adding a 4th on Siemens, and why relationships beat everything in business.…
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Within Tolerance Episode 266 - Pallets, Payments, and Performance
California updates with Zap, CMM finally dialed in, HyperMill setup progress, pin finisher optimization, RO water planning, and some honest programming errors. Topics include surface roughness tools, machine comparisons, cost tracking, floating tap holders, and technology perspectives. Check out...
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Within Tolerance Episode 265 - Juan March and Blake Nazario of InFab
Juan March returns with InFab co‑founder Blake Nazario to share how a shop-floor problem became a purpose-built ERP for high-mix job shops. We cover InFab’s beginnings, its rebuild for multi‑tenant use, ITAR/GovCloud and CMMC, plus AS9100 tools. Juan also updates us on Jax’s growth: a larger...
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Within Tolerance Episode 264 - Three Mics, One Shop with Zap and Justin
Zap, Justin Gray, and I trade wins, war stories, and hard lessons. Justin breaks down Toolpath’s CAM automation progress—constraints, search space control, and getting from “seven ops” to the three you actually want—plus new work on undercuts and 3+2. Zap brings DMG mill‑turn tales, a 1.5× tool...
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Within Tolerance Episode 263 - The Coolest Safeties Around with Zap
From the coolest $10 aviator safeties to a future “van-cast,” Dylan and Zap catch up on shop projects and a mountain of listener Q&A. Dylan shares a smart coolant-dosing build, a bio-renewing parts washer win, PH Horn saw success, and ballbar/linear guide fixes that tightened up the Speedios. Zap...
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Within Tolerance Episode 262 - Patrick McClintock
Patrick McClintock (@job_shopper_tn) joins me this week to discuss his unique journey from tech school to becoming a skilled machinist and programmer. We explore his decade at Galyon Manufacturing, his transition to RbSA Industrial working on tube bending tooling, and the challenges of changing...
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Within Tolerance Episode 261 - In-Person and On Video with Zap
Zap joins me in the studio for our first-ever video recording! We share updates from both our shops, with Zap detailing his extensive travels and successful business model revamp. I discuss recent shop improvements, material supplier frustrations, and a surprising visit from wastewater…
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Within Tolerance Episode 260 - Denis Basaric of KafaTek
Denis Basaric of KafaTek shares his fascinating transition from software engineer to manufacturer of premium espresso grinders. We discuss his pursuit of perfection - from designing coffee burrs with 5-micron adjustability to implementing robotic automation and sophisticated QC processes. Denis...
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Within Tolerance Episode 259 - John Saunders of NYC CNC and Saunders Machine Works
From Finance to Fixture plates - John Saunders reveals the winding path that led to creating NYC CNC and Saunders Machine Works. We discuss his transition from investment banking to manufacturing, building an audience through YouTube, and the hard-won lessons of business partnerships. John shares...
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Within Tolerance Episode 258 - Just Send It with David Liu of Brittle Fluid
In this episode, I sit down with David Liu, founder of Brittle Fluid, to discuss his fascinating journey from mechanical engineering student to software entrepreneur. David shares his evolution from Harbor Freight mini-mill hobbyist to professional machine shop owner, and his experiences at...
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Within Tolerance Episode 257 - Breeding MAMs with Justin and Zap
This week, Justin Gray shares exciting updates about Toolpath Labs' new tool recommendation engine and their partnership with Kennametal, while Zap details his frustrating shop power saga and van towing misadventures. We explore the concept of "technical debt" in both software and machine shops,...
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Within Tolerance Episode 256 - Rebecca Wolfinger of Mil-Spec Manufacturing
From culinary chef to machine shop owner, Rebecca Wolfinger joins me to share her remarkable manufacturing journey. As co-owner of Mil-Spec Manufacturing, Rebecca discusses building a veteran-owned manufacturing business from the ground up, acquiring their first Haas VF4 for just $10,000, and…
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Within Tolerance Episode 255 - Baby Proteum with Zap
In this episode, I catch up with Zap after my paternity leave to discuss our recent experiences. Zap shares updates on his whirlwind travels across the country, shop move complications, dental health revelations, and his work on a high-precision linear motor machine. I talk about my new journey...
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Within Tolerance Episode 254 - Zap and Justin Gray
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...
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Within Tolerance Episode 253 - Employees are Tough with Easton Bednarek
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...
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Within Tolerance Episode 252 - ABC: Always Be Changing with Zap
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...
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Within Tolerance Episode 251 - Phil Linscheid
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...
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Within Tolerance Episode 250 - Prepping for the Future with Zap
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...
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Within Tolerance Episode 249 - Pete Oxenham of Chatter and Toolpath
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…
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Within Tolerance Episode 248 - Burning Money with Zap
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...
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Within Tolerance Episode 247 - Joseph Pizzoferrato of Heidenhain
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....
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Within Tolerance Episode 246 - Crashtastic with Zap
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…
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Within Tolerance Episode 245 - NS Precision Inc
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...
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Within Tolerance Episode 244 - Simon and Zap-funkel
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,...
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Within Tolerance Episode 243 - Jim Belosic of SendCutSend
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...
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Within Tolerance Episode 242 - Eric Larson of Clear Irons
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...
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Within Tolerance Episode 241 - I Am Thankful with Zap
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...
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ABOUT THIS SHOW
Within Tolerance is a podcast where the hosts talk everything from machine shop work, CAD/CAM, and other manufacturing processes!
HOSTED BY
Within Tolerance
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Frequently Asked Questions
How many episodes does Within Tolerance have?
Within Tolerance currently has 292 episodes available on PodParley. New episodes are automatically indexed when they're published to the podcast feed.
What is Within Tolerance about?
Within Tolerance is a podcast where the hosts talk everything from machine shop work, CAD/CAM, and other manufacturing processes!
How often does Within Tolerance release new episodes?
Within Tolerance publishes regularly with 292 episodes available. Check the episode list for the typical release schedule.
Where can I listen to Within Tolerance?
You can listen to Within Tolerance on PodParley by clicking any episode. We provide an embedded audio player for direct listening, and you can also subscribe via your preferred podcast app using the RSS feed.
Who hosts Within Tolerance?
Within Tolerance is created and hosted by Within Tolerance.
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