Luorng 25pcs 4-40 x 1/8" Allen Head Hex Hexagon Socket Set Screws Stainless Steel Cup Point Grub Screw Set Bolt with 1 Piece Hex Key Wrench

Set screws are often used to secure an object within or against another object without the use of a nut. Concealed installation is possible. How to use: According to the thread size and hole depth, select the corresponding screw thread diameter and length, and use the grooved matching wrench and appropriate force to tighten the fixing screw into the installation threaded hole. High-quality material: The fixing screw and wrench are made of high-quality 304 stainless steel, which combines nickel-chromium, acid resistance, high hardness, no rust in humid environment, and strong oxidation resistance. Built to last. The material is environmentally friendly and pollution-free. Fixing screw: The head is flat and smooth, the thread is deep, the force is even, the tightening effect is good, and it is not easy to slip during the rotation process. Scope of application: Widely used in mechanical equipment, civil hardware and compact instruments, such as gear fixing, cam fixing, household door handles, hardware faucets, towel racks, etc. Dimensions: 4-40UNC x 1/8 inch. The package contains: Fixing screw x 25 Hex key x 1. About this item Fixing screw: Coarse-toothed CUP POINT SS socket head flat head screw, with flat and smooth head, deep thread, uniform force, good tightening effect, and not easy to slip during rotation. High-quality material: The fixing screw and wrench are made of high-quality 304 stainless steel, which combines nickel-chromium, acid resistance, high hardness, no rust in humid environment, and strong oxidation resistance. Built to last. The material is environmentally friendly and pollution-free. Scope of application: Widely used in mechanical equipment, civil hardware and compact instruments, such as gear fixing, cam fixing, household door handles, hardware faucets, towel racks, etc. Function: It is usually used to fix the object without using a nut, and it can be installed concealed. The package contains: Fixing screw x 25 + Hex key x 1. Multipurpose hexagon socket head set screw, you can easily drive with a hexagon wrench, easy to operate. See more product details