Ideal for first-time builders and enthusiasts the 16 pieces tool kit includes: Allen wrench 1pc magnetic extendable screwdriver handle 13pcs bits (H2.0 H2.5 H3.0 H4.0 T15 T20 PH00 PH0 PH1 PH2 2.0 4.0 5.0mm hex socket bit) and flexible shaft. Compact for travel the included black case helps keep the tools in place and organized.