Description: Rotary Grinder Handle: This metal handle is designed to be used with rotary grinder tool, ideal for detailed engraving and polishing tasks Jewelry Tool: Jewelry engraving machine handle provides great control and precision, making it ideal for grinding, drilling, and polishing in jewelry and craftwork Metal Construction: Crafted from metal, this jewelry engraving hammer handle is lightweight but sturdy Compact Size: With a length of 140mm, this quick change handpiece is easy for handling, allowing you easily get in tight space while maintaining comfort during extended use Versatile Accessory: This versatile handle allows you change out accessories (Such as bits, drill and cutter etc. with 3/32 inch (2.35mm) shank) easily, enhancing the functionality of your equipment on various projects Specification: Material: Metal Collet : 2.35 mm Size Chart: 14cm/5.51inch Package Includes: 1 Piece Rotary Grinder Handpiece (As Choose)