Features: 100% brand new and high quality. Made of sturdy metal, the spindle is durable and has good performance. Spindle is processed with grinding machine for high precision of 0.005mm. Convenient to use, chuck capacity is 1.5-10mm. Great part to DIY drill press, table grinder, table saws and so on. Specifications: Model: ZJZ01012 Rated Speed: 7000rpm Max. Speed Temperature Rise: 60 Dynamic Balance: 0.1mg Max. Speed Noise: 2db Cone Hole Runout: 0.001mm Precision: 0.005mm Chuck Capacity: 1.5-10mm Size: 14.8*4cm/5.8*1.6in Weight: 391g(approx.) Package Includes: 1 x Spindle Package List 1100% brand new and high quality. 2Made of sturdy metal, the spindle is durable and has good performance. 3Spindle is processed with grinding machine for high precision of 0.005mm. 4Convenient to use, chuck capacity is 1.5-10mm. 5Great part to DIY drill press, table grinder, table saws and so on.