M4 x 4MM MS Set Screw Grub Screw
M4 x 4MM MS Set Screw Grub Screw is a type of screw generally used to secure an object within or against another object. Grub Screw also called a set screw.
Set screws are usually headless (also called blind)meaning that the screw is fully threaded and has no head projecting past the major diameter of the screw thread.
The most common examples are securing a pulley or gear to a shaft.
- Standard: Metric
- Material: Alloy steel
- Material Grade: 12.9 Grade
- Surface finished: Black Oxide
It has hexagonal socket in the head (internal-wrenching hexagon drive) which is used to drive the bolts and screws using a Hex Key or Allen Key. To drive these types of bolt, you will need a Allen Key/Hex Key.
Surface Finish: This product has Black oxide (aka blackening) surface finish, which is a coating applied for mild corrosion resistance and to minimize light reflection. Black oxide treated fasteners can rust in the right environments, so it should be stored properly to avoid rusting.
Maintenance Tips: High tensile steels are very strong, but they are prone to rust formation, It can be avoided by keeping the component oiled and stored in proper boxes.
Note: Depending on the total length of screw, thread length may vary.
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Warranty: This product (M4 x 4MM MS Set Screw Grub Screw) comes with warranty against manufacturing defect, refer warranty policy on how to claim warranty.