Description:

Size & Packaging - Under Head Size(Female): M6 x 15mm / 0.24" x 0.59"(D*L); Under Head Size(Male): M6 x 40mm / 0.24" x 1.57"(D*L); Nut head diameter: 13mm / 0.51"; Screw head diameter: 11mm / 0.43". The package includes 15 sets of screw posts and 1 pcs M4 wrench.. 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.. Notice - The thickness of the object which is locked, must be less than the length of the screw rod + nut rod, otherwise, it will not be able to tighten.. Advantages - Precision mechanical thread made of carbon steel material, surface treatment is black oxide, and it has high hardness..