Pentagon Bolts

Pentagon bolts are a unique fastener with a 5-sided pentagon-shaped head. They are also known as penta head bolts, penta bolts, 5-point screws, and pentagon screws. 

Frequently Asked Questions About Pentagon Bolts

What are pentagon bolts used for? 

Pentagon bolts are used for projects that require tamper resistance. They are also commonly used to secure utilities like water and gas valves. 

What sizes are available? 

AFT offers pentagon bolts in diameter-thread sizes ranging from 3/8”-16 to 1/2”-13, and lengths ranging from 3/4-5”. 

What materials and finishes are available? 

At AFT, pentagon bolts are available in 18-8 and 316 stainless steel, both with a plain finish. 

Are pentagon bolts tamper resistant? 

Yes, pentagon bolts are extremely tamper resistant. This is because their 5-point head can only be removed with specific tools. 

What tool is required to install or remove a pentagon bolt? 

Pentagon bolts can only be installed or removed with 5-point sockets.