Milwaukee Shockwave Insert Bit ECX the fit for a superior driving experience with its Impact Duty 1" ECX2 driver bits. Designed with optimized SHOCKZONE™ shanks tailored to each tip type, these bits effectively absorb peak torque to prevent breaking. The long-lasting Wear Guard™ Tip enhances wear resistance, ensuring the fit remains protected throughout the bit’s lifespan. Additionally, the customized tip geometry minimizes screw stripping on the job site, making this bit a reliable choice for demanding tasks. Model Number: 48-32-4742