About this 3D model

Four professional utility keys on one keyring. Under 25 minutes each, no supports, no filament change. If you work in maintenance, facilities or utilities, you know the problem: the one key you need is always the one you left in the van. This set puts the four most common utility keys on a single keyring — flat, light, and slim enough to live in your pocket every day. What you get — 4 variants Variant Fits 8 mm Triangular Electrical cabinets, utility panels, service doors 8.5 mm Square Meter boxes, riser cupboards, control panels Double Barb Spanner #1 Standard barb-type service locks Double Barb Spanner #2 Alternative barb spacing Print the one you need, or all four for a complete set. Why print this one No supports, no brim, no filament change — plate it and press print 24 minutes per key , roughly 3 g of filament — perfect for leftover spools Flat-on-plate design — the print layers run across the load, not along it, so the key doesn't shear at the shaft Integrated keyring hole , chamfered so it doesn't chew through your pocket lining 4 tested print profiles included — sliced, oriented and ready to go Material — read this before printing Filament Verdict PETG ✅ Recommended. Best strength-to-ease ratio, forgiving to print ABS / ASA ✅ Best durability, use if you have an enclosure PLA ⚠️ Works, but brittle under torque. Fine for occasional use PLA-CF / PETG-CF ✅ Excellent stiffness if you have it on hand Recommended settings: 0.2 mm layer height, 4 walls minimum , 40–60 % infill . Walls carry the torque here - increase walls before you increase infill. Tips Apply firm, steady pressure. These are printed keys, not hardened steel - they handle normal opening torque, not a seized lock. Print a spare. It costs 20 minutes and 5 grams. Print in a bright colour - grey keys disappear into a grey toolbox. For professional and authorized access only. Use on locks you are permitted to open. Boost Me Printed one? Post a Make with a photo — it genuinely helps other makers pick the right variant and material. And if this saved you a trip back to the van, a Boost is appreciated. ? You perfer the all in one variant ? it's here > https://makerworld.com/fr/models/812693-multikey-tool