1/4-28 x 1 Fine Thread Flat Socket Cap Screw Plain M2.2-1.0 which means that it will

which means that it will not damage the material that it is being used to fasten

The screw is 5 1/2 inches long and has a diameter of 8-32 threads per inch

Its metric dimensions (M4 diameter

They have a slotted hex washer head for easy driving and a 3/4-inch length

1/4-28 x 1 Fine Thread Flat Socket Cap Screw Plain M2.2-1.0 which means that it will1 4 28 x 1 Fine Thread Flat Socket Cap Screw Plain is a type of screw with a 1 4 inch diameter, 28 threads per inch, and a length of 1 inch. It has a flat socket head that requires a hex key or Allen wrench to drive. The screw is made of plain steel and has no coating or plating. It is commonly used in industrial and automotive applications where a strong and secure fastening is required. The fine thread design provides a greater holding power