Item Type: 3D Printer Tool KitsMaterial: ABS, carbon steelCaliper Power Battery: 1 x LR44 Button Battery, Battery Capacity: 180mAh (with built in battery)Caliper Spare Battery: 1 x LR44 Button Battery, Battery Capacity: 180mAh (with matching battery) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1INCISIVE CARBON STEEL: Most tools are made of excellent carbon steel with incisive blades that are durable and comfortable to hold 2DURABLE MATERIALS: The remaining tools are made of hardened, acid resistant and corrosive resistant materials. All tools are carefully crafted and perfect for your construction project 3PORTABLE AND CONVENIENT: Each 3D printing tool comes packaged in an elaborate portable kit for easy storage in the studio or at home. You can use anytime in any way for construction projects 4WIDELY APPLICABLE: Can be used for DIY crafts, model making, 3D printing making, art making, repair, research assistance work, craft carving, template cutting and other industries 5COMPLETE AND PRACTICAL: The accessories are complete, which can meet the daily cleaning and maintenance of 3D printers, meet various needs, and provide you with great flexibility