Milwaukee SHOCKWAVE™ Impact Duty™ 1" SQ1 Square Bits, 5-Pack are engineered for maximum durability and precise fit. These bits feature the innovative Wear Guard Tip™ for enhanced wear protection, ensuring they last longer during demanding tasks. Each bit is equipped with Shockzone™ protection that absorbs peak torque, preventing breakage and extending the life of the bit. Made from Alloy 76™ Steel and heat treated according to tip type, these impact driver bits deliver up to 50 times more life d to competitor driver bits, making them a reliable choice for heavy-duty use. Model Number: 48-32-4621