What is The Difference Between Phillips and Pozidriv?


Phillips and Pozidriv are two popular screwdriver types that might seem similar at first glance, but they are significantly different in their design and functionality. Let’s take a closer look at what sets these two screwdrivers apart, so you can better understand their differences and choose the most appropriate one for your project needs.

Phillips Screwdriver

Phillips screwdrivers were invented by John P. Thompson in 1932 and are now widely used throughout the world. The Phillips screwdriver has four main components: the handle, the shaft, the tip, and the slot. The tip is designed to fit into the screw head, which has a cross-section that resembles a plus sign.

Phillips screwdrivers are known for their ability to self-center, which means that the tip automatically aligns with the screw and prevents camming out (slipping out of the slot). They are commonly used in electronics, appliances, and automobiles, and that’s why they are found in most toolkits.

Pozidriv Screwdriver

The Pozidriv screwdriver was invented in the 1960s by GKN Screws and Fasteners. It is commonly referred to as a more advanced version of the Phillips screwdriver and has five components: the handle, the shaft, the tip, the slot, and the secondary ribs. The tip has four symmetrical flutes and does not have the same self-centering abilities as the Phillips screwdriver.

Pozidriv screwdrivers also have better torque transfer capabilities, which means that they provide more force than Phillips screwdrivers, which is why they are usually used in heavy-duty applications such as woodworking and metalworking.

Advantages and Disadvantages of Phillips and Pozidriv Screwdrivers

Phillips screwdrivers are an excellent choice for light-duty applications such as household repairs, electronics, and appliances. They are widely used throughout the world and can be found in most toolkits. The self-centering design of the screwdriver means that it fits securely into the screw head, preventing camming out, which is a common issue with other screwdriver types. However, they are not suitable for high-torque applications and may slip and damage the material if over-torqued.

Pozidriv screwdrivers, on the other hand, are excellent for heavy-duty applications that require high torque, such as woodworking and metalworking. The additional ribs on the screw head help to prevent slipping even if the torque requirement is high, which means that the screwdriver can generate more force before slipping and potentitally stripping the screw, making it ideal for more challenging applications.

How Can You Tell a Phillips From a Pozi Drive?

You can tell the difference between a Phillips and a Pozidriv screw head by examining the design of the driver tip and the screw head. Phillips screwdrivers have a tip that is shaped like a plus sign or a cross. The tip is slightly tapered and is primarily intended for light-duty applications, such as for use in electronics or home appliances. Pozidriv screwdrivers, on the other hand, have four additional, smaller rib-like projections emerging from the arms of the cross-shaped tip. These projections are intended to provide a better grip on the screw head, allowing for greater torque and higher driving power, making them suitable for heavy-duty applications, such as for use in carpentry or metalworking.

Can You Use Pozidriv on Philips?

While it may be possible to use a Pozidriv screwdriver on a Phillips screw head or vice versa in some instances, it is not recommended to do so. This is because the size, shape, and functionality of the two screw-types differ significantly, and attempting to use one type of driver on the other could cause camming out (slipping out of the slot) or damage to the screw or the driver. It is always best practice to use the appropriate screwdriver for each type of screw head to ensure the best results for your projects.

Choosing The Right Screwdriver

When choosing between a Phillips and Pozidriv screwdriver, the most important thing to consider is the application for which it will be required. If you’re working on electronics or appliances with low torque requirements, a Philips screwdriver would be an appropriate choice. If you’re working with woodwork or metalwork with high torque requirements, a Pozidriv screwdriver would be best.

If you’re unsure about what screwdriver to use for a particular task, there are a few things to consider. Check the screw head to see which screwdriver is the best fit. You can also measure the screw and compare it to the size specification on your screwdriver to confirm the correct size you need. Checking the level of torque needed for the job is also important so that you can match it with the recommended screwdriver for the job.

In Conclusion

Whether it is Pozidriv or Phillips, selecting the right screwdriver based on your needs is crucial. Both types have advantages and disadvantages, and it’s essential to consider these factors before selecting the right one, to ensure the best results for your projects. Choose the right screwdriver for your job, and you’ll find it’s an indispensable addition to your toolset.