Features:  - High-power motor, high efficiency (WX750 15000r/min) (WX106 28000r/min, with fan, fast heat dissipation, it’s the different from ordinary motors).  - Slim body and high quality, more comfortable to hold (WX750 diameter 37.5, Dremel 38.1, slimmer and lifestyle design).  - Many types of accessories, working precision, operating efficiency and feeling better.  - Low noise (3 Speed - WX750; 5 Speed - WX106), no-load decibels 60 decibels, Working decibels vary with working conditions, about 80 decibels.  - Longer battery life (One 18650 battery, 0.6Ah capacity-WX750; Two 14650 batteries, 1Ah capacity-WX106).  - Safety and stability, stable clamping (locked with a wrench), cutting with a little spark, no collapse, no splash.  - For cutting conditions, the cutting blade is a silicon carbide resin cutting blade with outstanding craftsmanship, good performance and long life.  - Exquisite Tool box, more convenient to carry, higher quality.     WX106-Specification:  Suitable: Senior DIY;  Function: Grinding, Engraving, Cutting, Polishing, Drilling;  Voltage: 8V;  Power: 64W;  No-load speed: 28000r/min;  Gear adjustment: 5Level;  Endurance: Grinding iron plate for 12min, Drilling 304pcs on Larch Wood;  Bits: 22pcs;  Chuck: 3.2mm;  Grip width: 21mm;  Size: 200.5*37.5*37.5mm;  Package included:  1* Tool Box;  1* WX106 Machine;  1* Typle-C Cable;  1* Polishing paste;  1* Wrench (installation removal of accessories);  1* Rubber wheel (connect Sand circle);  4* Sand circle;  1* Grinding head;  1* Diamond grinding neede;  3* Milling cutter;  1* Drill bit;  1* Stainless steel flat brush;  1* Felt rod core;  2* Big felt;  2* Small felt;  1* Cutting blade rod core (connected with rubber emery blade /sandpaper/diamond saw blade/cutting blad /grinding blade);  2* Cutting disc.     WX750-Specification:  Suitable: Junior DIY;  Function: Grinding, Engraving, Polishing, Drilling;  Voltage: 4V;  Power: 20W;  No-load speed: 15000r/min;  Gear adjustment: 3Level;  Endurance: Grinding iron plate for 13 min, Drilling 182pcs on Hard Plastic;  Bits: 30pcs;  Chuck: 3.2mm;  Grip width: 26mm;  Size: 145*30*30mm;  Package included:  1* WX750 Machine;  1* Typle-C Cable;  1* Grinding Wheel;  5* Grinding head;  6* Diamond grinding neede;  2* Milling cutter;  2* Wool polishing wheel;  1* Drill bit;  1* Brush;  12* Sand circle.