Dubro Socket Screw Set 4mm x 4 Tool - DUB2170

The Dubro DUB2170 Socket Screw Set provides 4mm x 4mm socket head cap screws designed for use in RC aircraft builds and repairs. These small-format fasteners are a practical addition to any RC workshop, covering common fixing points on airframes, motor mounts, servo trays, and landing gear assemblies. Having a reliable supply of correctly sized hardware on hand saves time when a screw strips or goes missing mid-build.

Key Features

• 4mm x 4mm socket head cap screw specification suits a range of standard RC aircraft fixing points
• Socket head design requires a hex key for installation, giving better torque control than Phillips or slot-head alternatives
• Suitable for use during scratch builds, repairs, or as replacement hardware on existing aircraft
• Compact set format keeps your parts drawer stocked without overstocking a single size

What's Included

• Dubro DUB2170 Socket Screw Set — 4mm x 4mm socket head cap screws (quantity per pack as supplied by Dubro)

What You Need

• Appropriate hex key or Allen key to fit 4mm socket head screws