M3 x 16mm Hex Socket Pan Head Screw – 304 Stainless Steel | Metric M3 Bolt for 3D Printers, CNC, Robotics, and DIY Assembly

Description ✅ Metric M3 thread – 3mm diameter, 16mm length✅ 304 stainless steel – rustproof and high-strength✅ Hex socket drive – 2mm Allen key compatible✅ Pan head – low-profile and neat✅ Fits 2020/2040 aluminum extrusions and standard M3 hardware kits