Milwaukee SHOCKWAVE™ 3-PC Impact Magnetic Drive Guide Set is engineered for maximum durability and 30 times more life than standard drive guides. This set features optimized Shockzones™ that absorb peak torque, preventing breakage during tough jobs. Each drive guide is crafted from custom Alloy76™ Steel and includes a stainless steel sleeve that enhances fastener stability. The laser-etched depth gauges on each barrel provide increased control for precise fastener placement. For efficient driving, Milwaukee’s magnetic drive guides securely hold fasteners in place while the C-ring retains the insert bit, making your work faster and more reliable. This set includes a 6-inch, 4-inch, and 3-inch magnetic drive guide, designed to meet various application needs with superior performance and durability. Model Number: 48-32-4519