Features: Accuracy engineered magnetic screwdriver bit set with 2 magnetizers delivers enhances grip strength, preventing slippage during high torques operations. 10 functional alloy steel bit withstands 300% higher torques than standard bit while maintaining accuracy across crosses, slotted, and hexagonal configurations. Ideal for professional mechanics and DIY enthusiasts requiring reliable tool performances in repetitive screwdriving tasks. Perfect for electronics repair workstations, automotive maintenance garages, and household furniture assembly projects requiring multiple bit accessibility. Ergonomic quick changes chucks enables single handed bit swaps in under 2 second, featuring corrosion resistant coating for extended workshop durability. Specifications: Material: Alloy Steel Size: Batches length is 50/65/100mm(1.97/2.56/3.93inches) Package Includes: 10Pcs Batches Head + 2Pcs Magnetizer note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color the item.