Screwdriver Bit Set 101-Piece Magnetic Bits Blackened Finish with Storage Case 101-Piece Screwdriver Bit Set High-Precision Bits for Ideal Fit High-Torque Design for Tough Screws Quick & Convenient Access Wide Compatibility for Various Applications Clearly Marked Bits for Easy Identification Sockets Material: CRV,Plastic Case Material: PP,Item Model Number:TJBT0101,Quantity: 101 pcs,Dimensions: 5.98 x 3.94 x 1.73 in / 152 x 100 x 44 mm(101pcs),Net Weight: 2.03 lbs / 0.92 kg(101pcs),Bits Material: S2 Steel