Package includes -- 20 pcs 8mm x 1.25 M8 adjustable furniture leg threaded studs. Material -- Threaded studs made out of stainless steel, fully adjustable threads that provide maximum support and adjustability, superior corrosion and rust resistance compared to galvanized steel. Size -- Shaft diameter: 7.8mm, thread pitch: 1.25mm, threaded shaft length: 12mm, non-marking nylon base: 23mm. Fitment -- M8 adjustable furniture leg levelers fit all types of furniture including tables, chairs, cabinets, boxes, chests, desks, bookshelves, etc, multi-use floor protectors are suitable for patio furniture, indoor or outdoor tables, chairs, desks, television stands, washing machines, cabinets, and more. Function --This threaded screw-in leg glide provide scratch-free surfaces, noise reduction, and efficient furniture movement, adjustable height for stable, non-wobbly chairs. Package includes -- 20 pcs 8mm x 1.25 M8 adjustable furniture leg threaded studs.