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You buy a shiny CNC machine for your shop. Fire it up, load some plywood and think, “How hard can this be?” Ten minutes later the edge is burnt, the part has launched itself across the table, and you’re googling “why does my CNC hate me.” You’re not alone. Wood is friendly, but it’s also petty when you ignore the basics. You won’t want to miss these top mistakes to avoid so your projects stay in the “sweet discounts and good vibes” zone instead of the “why is this smoking” zone. 1. Skipping the test cut Going straight to a full sheet is the woodworking version of sending a risky text without reading it twice. Always run a small coupon from the same material. Include a profile, a pocket, and a hole. If something’s off, you catch it on scrap, not on your best board. 2. Using the wrong bit An upcut in veneered plywood loves to peel that veneer like a sticker. A compression or downcut keeps the top face clean. Solid wood pockets like upcuts. Plastics like single flutes. Matching...

If you treat your milling machine like a gym membership you never use, it’ll give you the same thing. Guilt, noise, and not much progress. Treat it right, though, and it turns into the quiet hero of your shop. Clean cuts. Predictable sizes. Fewer “uh-oh” moments when you walk over to inspection. You won’t want to miss these simple maintenance and usage habits that keep the good vibes (and good parts) rolling. Keep it clean, not polished for Instagram Chips happen. Just don’t let them move in. Brush or vacuum them off the table, vises, and ways during the day. Skip the high pressure air blast on precision surfaces or bearings. That just punches chips into seals and slideways and your mill machine will complain later. A quick wipe and a thin film of way oil on exposed ways keeps rust away and motion smooth. Nothing fancy. Just consistent. Watch the lube and coolant If your machine has automatic lube, make sure the reservoir actually has oil and the system is cycling. On man...