6-32 x 5/16 Phillips Fillister Head Machine Screw Fully Threaded Zinc #10 It is made of alloy

It is made of alloy steel and heat-treated to a Grade 8 strength rating

and the 40 indicates that the screw has a length of 40mm

The bolt is also oiled to prevent rust and corrosion

With a length of 5 1/2 inches and a diameter of 3/4-10

With its corrosion-resistant zinc coating

6-32 x 5/16 Phillips Fillister Head Machine Screw Fully Threaded Zinc #10 It is made of alloyThis 6 32 x 5 16 Phillips Fillister Head Machine Screw is made of durable zinc and features a fully threaded design for secure fastening. Its Phillips drive style provides easy installation with a standard screwdriver. The fillister head offers a low profile and countersunk appearance, making it ideal for applications where a flush finish is desired. With its corrosion resistant zinc coating, this screw is suitable for both indoor and outdoor use,