AUTUUCKEE 25 Pcs M8 T Slot Nuts Roll in Spring T-nut with Roll Ball, Carbon Steel for 4040 Series Aluminum Extrusion Profile Rail with 8mm Slot (Silver)

• Quantity and Size: A Set of 25 M8 Roll Ball Elastic Nuts, The Quantity Can Meet Your Daily Needs, Their Size Is 2.2x1.35x0.8cm/0.87x0.53x0.31inch. They Can Be Used for T-Slot Aluminum Profile 4040 Series.
• Durable Material: T-Slot Nuts Are Made of Carbon Steel with High Hardness, Which Are Strong and Durable, And Have a Long Service Life. The Surface Is Nickel-Plated for Good Rustproof Performance and Better Performance in Use.
• Spring Ball Loaded: Spring Ball Loading Keeps These T-Slot Nuts Where You Want Them and Won't Slip When You Try to Screw Them In. You Can Easily Insert and Remove These T-Slot Nuts. These Are a Must Have if You Are Using T-Slot Extrusions.
• For 3D Printer: If You Also Lost Pieces to Your Printer and Need Replacement, They Fit Nice and Secure in Rails.Use Them to Add New Brackets to Stiffen the Frame on Your 3D Printer.
• Wide Use: 4040 Series Aluminum Profile T Nuts Are Widely Used in Building Cnc Milling Machines, 3D Printers, Cnc Cutting Machines, Cnc Plasma Cutting Machines, Robotic Projects, 3D Engravers, Machine Guards, Workstations, Etc.

Features: 【QUANTITY AND SIZE】A set of 25 M8 roll ball elastic nuts, the quantity can meet your daily needs, their size is 2.2x1.35x0.8cm/0.87x0.53x0.31inch. They can be used for T-slot aluminum profile 4040 series. 【DURABLE MATERIAL】T-slot nuts are made of carbon steel with high hardness, which are strong and durable, and have a long service life. The surface is nickel-plated for good rustproof performance and better performance in use. 【SPRING BALL LOADED】Spring ball loading keeps these T-slot nuts where you want them and won't slip when you try to screw them in. You can easily insert and remove these T-slot nuts. These are a must have if you are using T-slot extrusions. 【FOR 3D PRINTER】If you also lost pieces to your printer and need replacement, they fit nice and secure in rails.Use them to add new brackets to stiffen the frame on your 3D printer. They are compaitble for Tevo 3D printers. 【WIDE USE】4040 series aluminum profile T nuts are widely used in building CNC milling machines, 3D printers, CNC cutting machines, CNC plasma cutting machines, robotic projects, 3D engravers, machine guards, workstations, etc. Specifications: Material: Carbon steel Color: Silver Size: (Approx)(LxWxH) 2.2x1.35x0.8cm/0.87x0.53x0.31inch Suitable screws: M8 Package Included: 25pcs x T Spring Nuts Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.