PATIKIL M4x5mm Grub Screw, 10 Pack Metric Hex Socket Head Nylon Cup Point Set Screws Internal Hex Drive Hardware, 304 Stainless Steel

Nylon head set screws are non-destructive self-locking fasteners with protruding flat nylon tips at the end of their threads, which are hard and soft and will not cause surface damage to the workpiece. They can also absorb vibration and have functions such as shock absorption, buffering, insulation, and anti-skid. They are commonly used to connect pulleys, collars, couplings, or gears to shafts, and can also be used to fix brittle materials such as glass, ceramic tiles, and acrylic plates.SpecificationMaterial: 304 Stainless Steel, NylonColor: Silver ToneThread Size: M4Thread Pitch: 0.7mmHeight: 5mm / 0.2 inchInternal Hex Width: 2mm / 0.08 inchPacking List: 10 x ScrewAdvantage1.The screw is made of 304 stainless steel material, offers good rust resistance in different environment.2.There is two different end on this screw. One end is a internal hex socket head, and the other end is a nylon head, which can provide a protection to the surface it contacts. Such as glass surface.InstructionEasy to use and operate, just prepare a hex wrench use it to tighten.NOTE: 1. Please Confirm the thread size. 2. The nylon head of the screw can not be disassembled.