Feature

●Size: applicable hole diameter:4mm; male thread size (screw):M4 x 4mm(D*L); female thread size (top):M4 x 40mm(D*L)
●Application: Suitable for thin albums, decorative bags, leather belts, sandals, boots, leather bags, helmets, etc. Suitable for the production of all kinds of arts and leather crafts and DIY clothing
●Instructions: Drill a hole 0.5mm larger than the diameter of the nut rod, place the screws and nuts on both sides of the locked object, select the appropriate tool and lock it
●Note: Use post screws to lock it. The thickness of the lock should be thinner than the length of the screw rod + nut rod. Otherwise, it will not lock!
●Advantage: Precision mechanical screws, nickel plated, anti-rust Our screws are an important addition to leather clothing and accessories


Description

Made of metal material with nickel plating.
Also known as book binding screws, widely used as book and photo print album binding supplies. Can also be used to make saddle and leather handbags.
Screws with Phillips Head