About this Item
Main functions: assembling, connecting, fixing, wear-resistant.
Installation - Insert the screw into the hole on one end, then insert the nut to cover the screw on the other end. Finally tighten the bolt nut with M4 wrench.
Suggested Size - Applicable hole diameter 3.15" (8 mm); applicable to the thickness of the object to be locked: minimum 35 mm, maximum 46 mm.
APPLICATIONS - Used as a connecting fastener for a variety of DIY art, leather crafts, and garment making. Such as crib furniture, thin photo albums, decorative bags, belts, purses, sandals, boots and so on.