Screw size: M2, M3, M4, thread with many common length that you can use for general purpose,Ideal for use as fixing component, industrial and construction fasteners where you need hex socket head screws

Application:used widely in the home and office appliance, communication equipment,also can be used for fasteners in home and office appliance, communication equipment, ship assembly or other machinery industry.meet your various need.

Material:made of 304 stainless steel material, the 304 stainless steel material provides strength and offers good resistance in many environments,and they are anti rust, you can apply them on your home or furniture fasten.

Quantity:package included of about 240 pcs 304 stainless steel flat head screws and 240 pcs nuts in total.

Advantage: head enables driving where it doesn't have sufficient space for wrenches.also can fixed without tool kits.

Easy to Use: The standard cross groove ensures that the load on the screws is even, not easy to slip, the thread pitch is even, the thread is obvious, no residual burrs, the thread is tight and has a good grip.