Bosch 2 Tool 18 Volt Power Tool Combo Kit with Soft Case (Charger Included and 2 Batteries Included) Sustainable Materials kit contains 24 unlit bricks kit contains 24 unlit bricks and 4 lighted bricks for a total of 28 plastic bricks with 27 plastic connectors and 2 end caps The one piece drive blade is made of hardened steel for durability 700 no load RPM) and high power (0 450 no load RPM) Robust impact driver motor – delivers a max chuck – supports faster bit changes Built in LED light – featured on both tools illuminate dark work areas Electronic Cell and Motor Protection – helps protect the tools and batteries from overheating and overload