Set of 1 ALLEN KEY and 10 GRUB Screw M4*5 Set for Timing Pulley of 3D Printers

The Set of 1 ALLEN KEY and 10 GRUB Screw is a must-have accessory kit designed specifically for securing GT2 timing pulleys to stepper motor shafts in 3D printers and mechanical systems. This all-in-one set includes 10 precision-engineered M4×5mm grub screws along with a matching Allen key, ensuring quick and secure installation with long-lasting grip and stability.

Each component in the Set of 1 ALLEN KEY and 10 GRUB Screw is made from high-quality steel, ensuring durability and consistent performance. The grub screws have an inner diameter of 2mm and an outer diameter of 3.8mm, making them perfect for firm, vibration-free mounting. The included Allen key measures 48mm in length with a width of 1.4mm, offering excellent reach and control during fastening or maintenance tasks.

This Set of 1 ALLEN KEY and 10 GRUB Screw is ideal for DIY enthusiasts, 3D printer builders, and engineers looking for a dependable solution to fix pulleys or rotating elements. Its high-precision threading and strong material composition ensure a tight fit without loosening, even during continuous motion cycles.

Whether you’re building a new printer or performing maintenance on an existing setup, this Set of 1 ALLEN KEY and 10 GRUB Screw is a reliable and cost-effective choice to keep your GT2 timing system running smoothly.

🔧 Key Features

• Specifically designed for GT2 timing pulley systems
• Includes 10 M4×5mm grub screws and 1 Allen key
• High-strength steel construction for durability
• Precision threading ensures tight, slip-free fit
• Allen key with 48mm length for easy reach
• Ideal for 3D printers, robotics, and CNC builds

📐 Technical Specifications

📌 Applications

• Fixing GT2 timing pulleys to stepper motor shafts
• Securing moving parts in 3D printers and CNC machines
• Spare kit for 3D printer maintenance or upgrades
• General hardware support for motion control systems

💡 Why Choose This Product?

The Set of 1 ALLEN KEY and 10 GRUB Screw combines strength, precision, and convenience for reliable motion control setups. Whether you’re assembling, repairing, or upgrading a 3D printer, this kit gives you all the fastening power you need in one compact package.

📦 Package Includes

• 10 × M4×5 Grub Screws
• 1 × Allen Key (48mm × 1.4mm)