Aopin 2mm to 4mm Rotatable Universal Joint Coupling Shaft Stepper Motor, Length 23mm / 0.91", Coupler Connector with Screw for 3D Printer, RC Robot, Car Boat Shaft, DIY Encoder, CNC Machine 2 Pcs 2 to 4 industrial_Dec2022 Hilitchi Color Zinc Carbon Steel translate B09LM9WNNP Color:Yellow (Freeze Upon Arrival) Specifications Main material polyester

Aopin 2mm to 4mm Rotatable Universal Joint Coupling Shaft Stepper Motor, Length 23mm 0.91", Coupler Connector with Screw for 3D Printer, RC Robot, Car Boat Shaft, DIY Encoder, CNC Machine 2 Pcs 2 to 4 industrial_Dec2022 Hilitchi Color Zinc Carbon Steel translate B09LM9WNNP Color:Yellow (Freeze Upon Arrival) Specifications Main material polyester Hilitchi Color Zinc Carbon Steel Brad Hole Tee Nut Screw in T Nuts Round Base Mounting Hardware Fitting Fastener Flange Insert Female Thread with Screws (64Pcs M6) Specification: Product Type: Brad hole tee nut Material: Carbon steel Round Base Diameter: 36 Its a suitable tool if you want to do some household or commercial improvements whether DIYers or Hobbyists