Uxcell a16042000ux0551 Socket Insert E-Nut M8 Wood Funinture Insert Interface Screws Hex Socket Type E-Nuts 20 Pcs Drive Type: hex socket; head style: flat head; material: Carbon steel Package Content: 20 x hex socket insert e-nut; product Name: hex socket insert e-nut; thread size: M8/0.3'' Weight: 96G; main Color: Bronze tone Thread Pitch: 1.25Mm(female thread); total length: 13mm/0.5'' Hex socket size: 9mm/0.35''; head Dia.: 14mm/0.55''