Description:1. Material: diamond2. Dimensions: the inner diameter of the saw blade is 3.2 mm, the outer diameter is 22-30 mm, and the connecting rod is 3 mm by default. For other requirements, please contact customer service.3. Maximum line speed: 18 (rmp)4. Maximum speed: 2000 rpm5. Scope of application: suitable for processing such as jade, glass, hardwood carving, metal, jade.6. Features: high hardness, wet and dry, wear-resistant, not easy to damage.Specification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 15cm * 15cm * 5cm / 5.91inch * 5.91inch * 1.97inch Qty per Carton 288 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 288 pcs = 50976 pcs 40HQ: 412 cartons * 288 pcs = 118656 pcs