Our 7 pc ShockWave™ impact magnetic drive guide set is engineered for extreme durability and up to 30x life. The Milwaukee® magnetic drive guide set features optimized ShockZone™ that absorb peak torque and prevent them from breaking, each Custom Alloy76™ steel drive guide has a stainless steel sleeve that slides over the fastener for improved stability. The drive guide barrels have laser etched depth gauges for increased fastener control. The Milwaukee® magnetic drive guide holds fasteners to the guide with a c-ring to retain the insert bit for maximum efficiency. Milwaukee® 48-32-4515 ShockWave™ Impact Magnetic Drive Guide Set, 7 pc