Fit Hole Diameter: 8mm / 0.31"; Screw Head Diameter: 12.8mm / 0.5"; Under Head Size(Female): 8 x 12mm / 0.31" x 0.47"(D*L); Under Head Size(Male): M6 x 20mm / 0.24" x 0.79"(D*L); Hex Socket Width: 4mm / 0.16"
Package Content: 5 Sets x Silver Tone Screw Post, 10 Sets x Black Screw Post
Application - Fit for all kinds of DIY, leather crafts, clothing making, or as a fastener to connect two objects. Such as thin photo albums, leather bags, wooden board connections, etc.
Installation - Make a hole between 0.5-1mm larger than the diameter of the female rod, put the screw and nut on both sides of the locked object, and select the appropriate tool to lock it.
Advantage - Precision mechanical thread, made of stainless steel material, wear resistance, corrosion resistance, good toughness, and good decoration.