Feature:1. [Aluminum Alloy Material] This cutting machine pen adaptor is made of aluminum alloy material with exquisite workmanship.2. [Robust and Stable] Cutting machine pen adapter is universal, robust and stable so you can have the stable using process.3. [Applicable Models] Cutting machine pen adapter is applicable for MAKER all machines with diameter less than 12.5mm(0.5in).4. [Wear Resistance] As a cutting machine accessory, our cutter pen adapter is with great wear resistance and can do longer use.5. [Easy to Install] Cutting machine pen adapter is easy to install and safe for you do quick calibration and testing.Specification:Item Type: Cutter Universal Pen AdapterMaterial: Aluminum AlloyApplication: For MAKER all machines with diameter less than 12.5mm(0.5in).Package List:1 x Pen Adaptor