Head type: Torx, Shank type: 6.35mm/ 1/4-inch Hex Shank, Total length: 50mm/ 2 inches. 12 in 1 Sizes: T5, T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, T40 (Note: T5, T6, T7 are NOT Tamper Proof.) User-friendly: The strong magnetic Hex Shank easily attracts screws during use. Superior Material: Crafted from high-quality S2 steel for durability.

Versatile Application: Compatible with electric screwdrivers, manual screwdrivers, electric drills, and various general tools, etc.