Dubro Socket Head Cap Screw 4-40x1/4 Tool - DUB569

The Dubro 569 socket head cap screw is a 4-40 x 1/4 inch RC fastener designed for use in RC aircraft builds, repairs, and assemblies. Sold under style code DUB569, these screws are a standard hardware item in the Dubro range, widely used by RC builders when securing components that require a reliable threaded fastening solution. The recessed hex socket drive gives you a cleaner, more positive engagement than slotted or Phillips head alternatives, which is useful when working in tight areas of a fuselage or control surface linkage.

Key Features

• 4-40 x 1/4 inch thread size suits a wide range of standard RC aircraft hardware applications
• Socket head cap design accepts a hex key driver for secure, positive torque without cam-out
• Compact screw profile suits installations in confined areas within RC aircraft frames and assemblies
• Dubro hardware is a recognised standard in RC building, making DUB569 a straightforward like-for-like replacement or stock item

What's Included

• Dubro 569 socket head cap screws, 4-40 x 1/4 inch (quantity as packaged)

What You Need

• Appropriate hex key or Allen wrench to fit the socket head drive
• Matching 4-40 threaded nut or pre-tapped component for installation