150Pcs M8 4040 Aluminum Extrusion Hardware Accessories for Bracket

This set includes 60pcs screws (30pcs each of M8-14mm, M8-16mm), 60pcs M8 T-nuts, 30pcs M8 washers. | Suitable for assembling 40 series aluminum extrusion profiles, as well as for building 3D printers and making DIY shelves. | Made of high-quality stainless steel for long-lasting performance and reliability. | Conveniently packaged in a transparent case, keeping all components neatly sorted and easily accessible. | Please confirm whether the aluminum profile size is appropriate, 4040 series, 1515 Series, 4080 series, 40120 series extrusions.