Dimensions Of Sheet Metal Screws

Sheet metal screw size is commonly given using a series of three numbers which represent the diameter thread count and length of each screw.

Dimensions of sheet metal screws.

These sizes were standardized based on sizes already commonly in use in the market. Lay the screw next to a ruler or measuring tape and hold it steady. Grainger offers a huge selection of sheet metal screws for your hvac and other metalwork projects. Order your supply online from grainger.

For example a screw listed as 8 32 x 1 has a diameter of size 8 contains 32 threads per inch and is one inch 2 5 cm long. Drill bit size inch 0 80 3 64in 1 64. Tap and drill size chart standard tap size. An industry numeric size preceded by a sign.

Sizes of 4 40 to 3 8 16 are common. Select the head type and overall size you need in lengths ranging from 1 4 l to 4 l. Self drilling screws also called teks have a tip that resembles a drill and often have spaced threads like sheet metal screws. Hex head roofing screws 400 pack.

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. White screws roofing screws stainless steel sheet metal screws 1 2 in sheet metal screws screws washers 2 1 2 metal stud related products 9 x 1 1 2 in. In a single time saving operation these screws drill tap and fasten. Do not use self drilling screws in blind holes holes that do not pass through the material.

For example a 0 gauge screw is 1 16 of an inch in diameter 1 is 5 64 of an inch a 2 is 3 32 of an inch and so on. May 12 2017 sms fph a ss sheet metal screw flat countersunk head cross recessed type a 18 8 stainless steel the information below lists the required dimensional chemical and physical characteristics of the products in this purchase order. Nominal screw size number of threads per inch 2 32 3 28 4 24 5 20 6 20 7 19 8 18 10 16 12 14 1 4 14 5 16 12 3 8 12 48 46 44 36 32 30 29 21 3 16 5 5mm i 21 64 0760 0810 0860 1065 1160 1285 1360 1590 1875 2165 2720 3281 drill size hole diameter nominal screw size number of threads per inch 6 18 7 16 8 15 10 12 12 11 14 10 20 9 24 9 32 30 29 21 3 16 5 5mm l 11 32 1160 1285 1360 1590 1875. Shop for sheet metal screws.

3 count the number of threads in 1 inch to get the thread spacing value.