100 Piece Screwdriver Bit Set Included bits and adapters - 8 Phillips - 8 Pozi drive - 9 Slotted flat - 9 Torx star - 9 Tamper proof Torx star - 9 Metric Hex - 6 Tamper proof Metric Hex - 10 SAE Hex - 6 Tamper proof SAE Hex - 4 Square - 4 Spanner - 3 Torq - 4 Tri-Wing - 3 Clutch - 3 XZN Spline - 1 Wing nut driver - 1 Magnetic bit holder - 2 Socket adapters - 1 Bit adaptor Quality material and durability - The screwdriver socket head is made of Cr-V alloy steel for high strength and good toughness, providing long lasting performance. - Chamfered design on the head increases contact area, reduces wear, and enhances durability. Convenient storage and organization - Includes a dedicated storage tool box for easy transport. - Each drill slot is engraved with the correct dimensions for quick identification and to prevent clutter. - Helps you store the bits quickly and neatly, saving time. Wide usage and compatibility - Magnetic extension bit holder holds bits securely and prevents them from falling during use. - Quick-release feature enables fast bit changes. - Suitable for use with manual and electric screwdrivers, drills, air tools, and other equipment. - Designed for a range of DIY projects with reliable results, including household maintenance and repairs. Practical use scenarios - Furniture assembly: swap quickly between Phillips, Torx, and hex bits to complete assemblies efficiently. - Electronics and appliance repair: use precision bits (slotted, Phillips, Torx, and hex) for delicate components. - Automotive maintenance: handle tamper-proof and metric/SaE hex bits for screws common in vehicles, with reliable bit retention during work.