Description:This jewelry polisher tumbler is made of high-quality aluminum and copper with an injection molding process, sturdy and durable for a long service life.The 60W pure copper motor can reach a high speed (1-5 adjustable speed), providing you with powerful polishing force to handle different materials under low noise and less vibration.This rotary polishing machine can improve the workpiece's specification precision and geometrical shapes and make the surface of the workpiece smooth and gloss. It is ideal for surface polishing, trimming, derusting, rough finishing, precision polishing, gloss polishing, removing black spots.Independent time and speed control knobs allow you to adjust the time (10-60min) and speed (5 gears adjustable) according to different materials and different surface requirements to achieve ideal polishing results.One-button start, large opening, user-friendly operation panel, large polishing capacity of 11 lbs can easily meet the size of your jewelry, you just need to put your jewelry, steel pins, water and special polishing compound (not included) into the polishing bucket, and then press the "on" button.It is suitable for home, studio and small jewelry projects.It is suitable for polishing rings, necklaces, bracelets and other precision jewelry with oxidized, blackened and unclean surfaces in sterling silver and gold.It is also suitable for polishing and grinding non-magnetic metals such as platinum, gold, silver and stainless steel.Specifications:Model: KT-2000Material: Aluminum, CopperColor: Black, White, OrangeProcess: Injection MoldingAssembly Required: YesMounting Type: FloorstandingPower Source: Corded ElectricPlug Type: US StandardRotation: Roller Type Forward and Reverse RotationPolishing Materials: Polishing Beads (Included), Polishing Needles, Ceramic Beads (Not Included)Voltage: 110V, 60HzPower: 60WTime Adjustment Range: 10-60 minSpeed: 1-5 Adjustable SpeedPolishing Capacity: 11 lbsPower Cord Length: 5ftPolishing Barrel Size: 7.5'' x 7''Opening Diameter: 3.5''Base Size: 9'' x 11'' x 5''Overall Product Height: 11''Package Size: 13'' x 13'' x 11''Net Weight: 11 lbsGross Weight: 12 lbsPackage Includes:1 x Polisher1 x Seal1 Bag x Polishing Beads1 x English Manual