[UNIVERSAL FIT] Accepts standard rotary tool bits of all brands. So, you can pop over to your local hardware store whenever you need a replacement. But this kit comes with 42 accessories to get you started [COMPACT BRUSHLESS MOTOR] Tools powered by brushless motors run longer on a single battery charge, and dole out more power while they work [DO IT ALL WITH THE SAME BATTERY] Worx Power Share is compatible with all Worx 20v and 40v tools, outdoor power and lifestyle products [VARIABLE SPEED CONTROL] Up to 35,000 rpm for precise control for crafting activities [MICRO-ERGONOMIC DESIGN] All MAKERX tools are specially designed to be compact, so they’re more comfortable to hold for long stretches, and are easier to maneuver [HUB + FLEX CORD] Every tool on the MAKERX platform is powered by the Hub and its rechargeable 20V Power Share battery—both of which are included in this kit. The Hub is the only portable 20V power system for hobby and crafting tools on the market [FLEXIBLE POWER CORD] 4-foot long cord attachment allows for unencumbered movement when working