1.Made of carbon steel, Nickel plated or Zinc plated Finished.2.T-Nut with M8 thread.3.Suitable for standard 40mmx40mm aluminum profile extrusion slot.4.Easy to be roll into T slot of aluminum profile.5.Could be used together with T screw/hex screw Specification:Material: Carbon SteelFinish: Nickel plated or Zinc platedThread Type: M8Length: Aprrox.20mm/0.79"Width: Aprrox.13mm/0.51"Height: Aprrox.5.8mm/0.23"Package Content: 10 x M8 T-Nuts.
eBay