Features: Deliver accurate drilling for wood, plastic, amber, and delicate materials, ideal for jewelry making and watch repair tools. Crafted from lightweight aluminum, this rotary tool feature 89mm and includes optional 10pcs drill bit for woodworking and model crafting. Perfect for watchmakers and requiring controlled manual drilling in intricate projects like carving, wood engraving, or plastic model assembly. Use this portable twist drill in workshops for repairing watches, crafting jewelry components, or creating detailed wooden sculptures without damaging soft materials like rubber The ergonomic silver colored pin vice ensuring grip during drilling operations, while prevents accidental scratches on fragile surfaces like gemstones or resin crafts. Specifications: Component:Metal Size:Approx.89mm/3.5inch Package Includes: 2 Optional Package: Package 1 Include:10Pcs Twist Drill Bit Package 2 Include:1Pc Hand Drill note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.