Basic Skills – Screw Size Charts

Being a 'Jack of all trades, master of none' individual may definitely come in handy. Knowledge of something about basic home repair or renovation is certainly practical and could save a lot of hard-earned money. Basic things such as fastening cabinets, doors and the like do no need any professional or expert training or know-how.

Screw and Bolt

Bolt or screw is considered to be faster which is typified by thread or external thread (helical ridge). The obvious and practical usage of these basic household tools is to clasp, hold or to faster objects jointly or together and to position or arrange objects. The screw's head is typically bigger than the body. Using wrenches or screwdrivers, the head permits the screw to be driven or turned (with the aid of the thread).

Sizes of Wood Screw

A given number is the general size of a screw. The size of the screw itself (both shaft and the head) increases; as the number increases as well. Wood screws commonly have the same pitch threads. Nonetheless, some does have a thread with sharper or steeper incline. They are called Type A screws. Gauge number and length define the size or dimension of a screw.

Wood Screw Chart: Dimensions

The following numbers are defined as follows: the gauge number (the first variable) is followed by maximum head diameter (inch) and threads per inch in a screw. A screw that has a 0 gauge number has a maximum head diameter of .99 and 32.00 threads per inch. Gauge number 1 has .146 and 28.00. Gauge number 2 has .172 and 26.00. Gauge number 3 screw has .99 and 24.00. Gauge 4 has .225 and 22.00. 5 (gauge number) has .252 and 20.00 threads per inch. Gauge 6 has .279 and 18.00. Gauge number 7 has .305 and 16.00 threads in an inch. These following screw gauges give an idea the variety of screw dimensions. To gain complete data, the internet is the best source for the complete screw dimensions.

Shapes: Head Screws

A number of diversities of screws are designed to break or snap after applying enough force or torque. These are commonly used to prevent tampering and correct assembly. However, here are the various head shapes of screws to get familiarize with. Headless Screw which is also a grub screw. Used for attaching mirrors is the Mirror Screw Head. Flanged Head Shape removes the need for flat washer. Fillister head has a little convex top surface. Cheese head is a cylindrical outer edge with disc. Other shapes such as Bugle head, Oval head, Flat head, Truss head, Round head, Button head and Pan Head are some screw head shapes available in all 'do-it-yourself' stores or hard wares.

Having a 'know-how' regarding these simple screws is very practical. Household situations that need basic attention such as fastening up something could be very convenient and great experience.