Drill extension kit is made of heavy-duty chrome vanadium steel, sufficient and , suitable for most general maintenance, durable. All in a black drawstring pockets with perfect gift for your and family. Specially designed for screwdrivers that work in tight spaces, extend it into inaccessible, narrow for flexible installation work. Suitable for pneumatic screwdrivers, cordless screwdriver, pneumatic drills, low speed dc hand drill, manual screwdrivers, drill. Used for contacting, removing and reattaching awkward automotive nuts, and screws. color:As shown Material:Metal Package Contents: 1 x black drawstring pocket 1 x 105 Right Angle Drill Extension 2 x Flexible Drill Extensions 3 x Universal Adapter Kit(1/4inch, 3/8inch, 1/2inch) 3 x Quick Release Magnetic Drill Extensions 10 x combination screwdriver bits set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.