Bosch Custom case 40 Piece 1 4 in Impact Driver Bit Set Air Tools Twinbrooke Hills Waterproof Laminate is Twinbrooke Hills Waterproof Laminate is engineered to be 100% waterproof The timers are designed for water metering in increments of 12 minutes to a maximum of 20 hours and 45 minutes for precise water control Sub Brand Custom case Brand Model Compatibility Fits most drill drivers Bit Length Set Shank Size 1 4 in Shank Type Hex Material Black oxide coated HSS Head Type Set Adaptor Included Yes Set Individual Set Double Ended No Warranty None Case Type Hard Package Quantity 40 CA Residents: Prop 65 Warning(s) No Number of Pieces 40 along with less heat for long life Tilt in tilt out case mechanism – allows easier access to bits Customized storage configuration – provides efficiency so the right bit is always at hand Precision engineered driver bit tips – deliver a tighter fit and less cam out Heat treated bit manufacturing – provides stronger bit High visibility bit markings – makes finding the correct bit for the job easier Durable case – features a secure case latch and rubber bumpers