4-40 x 3/8 Phillips Pan Square Cone Sems Fully Threaded Zinc AST These 8-18 x 1 Square

These 8-18 x 1 Square Drive Pan Head Self Drilling Screws are made of 410 stainless steel

the 1/4-28 Castle Nut Grade 5 Zinc is an excellent choice for demanding applications

These screws are commonly used in metalworking applications

making it ideal for a wide range of applications

4-40 x 3/8 Phillips Pan Square Cone Sems Fully Threaded Zinc AST These 8-18 x 1 SquareThe 4 40 x 3 8 Phillips Pan Square Cone Sems Fully Threaded Zinc is a type of screw that is used to fasten two pieces of metal together. It has a Phillips pan head, which means that it has a cross shaped recess in the head that allows it to be driven with a Phillips screwdriver. The screw is made of steel and has a zinc coating, which helps to protect it from corrosion. The square cone sems head has a square shaped base and a conical top, which helps