The DEWALT DT70756 Mixed Drill & Bit Set is supplied in a TOUGH CASE+, this is part of a connectable case system that is TSTAK™ compatible. Individual TOUGH CASES can be clipped together for easy transportation. Contains: 21 x Extreme Metal Drill Bits: 1, 1.5, 2, 2.5, 3, 3.2, 3.3, 3.5, 4, 4.2, 4.5, 4.8, 5, 5.5, 6, 6.5, 7, 7.5, 8, 10, 12mm 3 x 25mm Phillips Bits: PH1, PH2, PH3 4 x 25mm Pozidriv Bits: PZ1, PZ2(x2), PZ3 2 x 25mm TORX Bits: TX20, TX25 1 x 50mm Pozidriv Bit: PZ2 2 x 89mm TORX Bits: TX20, TX25 1 x Magnetic Screw Guide 1 x Magnetic Bit Holder