Features: Crafted from high strength S2steel, these Double Ended Crosses Impact Bits offer exceptional durability and resistance to deformation, making it a reliable choice for demanding tasks. Featuring a black phosphating treatments, these bits boast enhanced corrosion and rusts resistance, ensuring longevities and consistent performances over time. Ideal for professional technicians in electrical, mechanical assembly, and repair fields, as well as DIY enthusiasts who value quality tool for efficient problem solving. Perfect for home repairs, automotive maintenance, and electronic product assembly, these versatile bits adapt to various environment, enhancing your work efficiency and accuracy. With their convenient and lightweight design, these bit is easy to carry and store, providing convenience for both stationary and mobile applications. Specifications: Component:S2Steel Type:65mm(2.56inches)/80mm(3.15inches)/110mm(4.33inches)/150mm(5.91inches)(Optional) Package Includes: 10Pcs Double Head Crosses Impact Bits note: Please allow 1-2cm 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. Thanks!