Nut & Bolt Generator - Any size !

Fully Parametric Nut & Bolt Generator — With Perfect ThreadsThis model generates a mathematically accurate nut and bolt pair. Everything is parametric — radius, pitch, length, head size, nut height, and tolerance. Just adjust the values and generate exactly the hardware you need.Key FeaturesPerfect threads Built from a precise 2D helical slice, extruded and twisted for flawless geometry.Zero‑overlap layout The bolt and nut automatically space themselves apart so they never fuse in preview.Print‑friendly design No supports needed. Clean overhangs. Strong, functional threads.Built‑in tolerances The nut subtracts an expanded thread profile for smooth turning right off the printer.Chamfered starts Both bolt and nut include guiding chamfers for easy engagement.Hex head + hex nut Standard, familiar geometry that works with real tools.Parameters You Can AdjustBolt radiusThread pitchBolt lengthHead radius & heightNut heightTolerance (0.2–0.4 recommended)This makes it perfect for replacement pa