Size Of Sheet Metal Screws

If the metal is thicker and harder thread cutting screws are used.

Size of sheet metal screws.

Types a and ab which have a standard point and blunt point type b are common sheet metal screws. Tap and drill size chart standard tap size. Sheet metal screw to drill bit size table screw size drill bit size 2 3 32in 4 1 8in 6 5 32in 8 3 16in 10 13 64in 12 1 4in 1 4in 9 32in 5 16in 21 64in 3 8in 25 64in. To obtain the actual diameter multiply the screw size by 13 and then add 060 inches.

Select the head type and overall size you need in lengths ranging from 1 4 l to 4 l. Sizes typically range from 2 to 3 8. Us sheet metal screw diameters. Grainger offers a huge selection of sheet metal screws for your hvac and other metalwork projects.

The sharp threads draw material together and ensure a secure hold. Screws sold with imperial system measurements on the packaging list the gauge first and the length next. Print this page. A number 6 size sheet metal screws teks screws drywall screws particle board screws wood screws u drive screws.

If they include the thread count it comes between the two numbers like 10 35 x 2. Screws for sheet metal more corrosion resistant than 18 8 stainless steel screws these have excellent resistance to chemicals and salt water. Hilitchi 190 pieces 10 stainless phillips drive hex washer head self drilling sheet metal tek screws with drill point 1 2 to 1 1 4 size inside plastic box 8 by hilitchi 15 78 15. These sizes were standardized based on sizes already commonly in use in the market.

Sheet metal screw or tapping screw are highly sheet metal screw or tapping screw are highly versatile and are used to attach metal wood fiberglass and plastic. Types a and ab are usually considered interchangeable. The size of a screw is characterized by a proportional number from 0 24 which defines the head and shaft diameter not the length. Made from hardened steel the threads create their own mating thread in pre drilled holes.

78 15 99 15. An industry numeric size preceded by a sign. Order your supply online from grainger. Drill bit size inch 0 80 3 64in 1 64.

A size 8 screw is twice the shank diameter of a size 4 screw. Decimal nearest fractional 4 112.