10 pcs insert-press round nuts A1 M4

Round insert-press nuts stainless steel 1.4305 10 pcs M4 - D: max. 5,38mm - B: 7,9mm (+/-0,2) - h: max. 1,37mm - H: 2,0mm (+/-0,1mm)  Drilldiameter: 5,4mm - For minimum material thickness 1,4mm