Features: Experience the fine craftsmanship with our Alloy Pusher, engineered for push button deployment and superior durability. Crafted from alloy, this pusher features robusts screw mechanism that ensures reliability and long lasts performances. Suitable for enthusiasts, hobbyists, and professional. Alloy Pusher Disc Folder Pusher Button Alloy Opening and Closing Screw Suitable for folding holes of 4mm and cutter thickness ranging from 3.7 to 4.2mm. Specifications: Component:Alloy Suitable for folding holes of 4mm and cutter thickness ranging from 3.7 to 4.2mm. Option Color:Black,Blue, Color3,Blue 4; Package Includes: 4pcs Alloy Pusher note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.