Set Screws Assortment Kit 60 or 400 Pc M3/M4/M5/M6/M8 Allen Head Hex Socket Grub
Allen Head Socket Hex Grub Screw Set: Set screws for bathroom fixtures with uniform force, no offset, not easy to slip. The thread pitch is uniform, the thread is obvious, and there is no residual burr, and the thread of the set screw can get a good grip.