The RIDGID 5/8 in. Hammer Drill features an 6.5 Amp motor for the strength and durability you need to finish different jobs. It has hardened steel gears built for maximum performance and strength. An all-metal gear case contributes even further to this drill's ability to withstand extended use and job site abuse. Hammer speed 44,800 BPM. All metal gears for extended durability Includes: hammer drill