Feature:1. [Chrome Vanadium Steel Material] The drill bit extension kit is made of heavy chrome vanadium steel, with high strength and hardness, and lasting durability. Comes with a black storage bag for easy storage and carrying.2. [105 Degree Dill Attachment] 105 degree right angle drill bit extension can be connected to a drill bit, rechargeable drill or manual wrench, and extended to narrow place for flexible installation.3. [Flexible Drill Bit Extension] Flexible drill bit extension can be bent and rotated in different angle, and can be drilled into a narrow space or various spacing for work, easy to fold and carry.4. [Socket Adapter] Multi function adapter kit turns your electric tool, drilling tool, hand tool into a multi function nut driver, which makes the spring loaded ball bearing lock snap on the sleeve kit. With standard 1/4in shank.5. [Screwdriver Bit Holder] Kit includes 3 pcs 1/4 inch hex shank magnetic extension screwdriver bit holders, with the length of 60mm, 100mm, 150mm respectively.Specification:Item Type: Drill Bit Extension SetMaterial: Chrome Vanadium Steel2 Bendable Flexible Drill Extensions: 30cm (11.8in) long, 1/4in hex socket, 1/4in hex shank105 Degree Right Angle Drill Bit Extension: 1/4in hex socket, 6.35mm (1/4in) hex shank at the end3 Multi Functional Socket Adapter: Including 1/2in, 3/8in, 1/4in, 3 color socket adapters, with 1/4in hex shank at the end3 Screwdriver Bit Holders: 1/4in hex shank magnetic extension chuck adapter, quick release bar socket screwdriver bit holders, length are 60mm 100mm 150mm respectively.Package List:1 x 105 Degree Right Angle Drill Bit Extension2 x Flexible Drill Bit Extension3 x Universal Socket Adapter Kit3 x Quick Release Magnetic Drill Bit Extension10 x Screwdriver Bit1 x Screwdriver Storage Rack1 x Storage Bag