Bosch Custom Case 44 Piece 1 4 in Impact Driver Bit Set Tile Trim Control handle with safety spring Control handle with safety spring loaded trigger switch to start or stop the machine lead wires provides automatic operation and easy installation so the right bit is always at hand Precision engineered bit tips – deliver a tighter fit and less cam out Heat treated bit manufacturing – provides stronger bit High visibility bit sleeve – makes finding the correct bit for the job easier Durable case – features a secure case latch and rubber bumpers Impact Tough™ bit design – provides 10X life over standard impact bits Xtended Torsion Zone – helps to absorb high torque of new impact drivers Tilt in tilt out case mechanism – allows easier access to bits Customized storage configuration – provides efficiency