The Nemo Power Tools lock ring is designed for compatible diver drill applications where a retaining ring needs replacement. A lock ring is useful because it helps hold related parts in position, supporting cleaner assembly and more dependable tool operation during use.This replacement is especially useful when the original lock ring is worn, cracked, damaged, loose, or missing. Replacing the ring can help restore secure retention without replacing the larger assembly.The RK01008 is a practical service part when a compatible Nemo Power Tools diver drill needs a lock ring to restore dependable support. Nemo Power Tools diver drill lock ring Designed for compatible diver drill applications Helps restore secure component retention Useful when the original ring is damaged or missing Supports cleaner and more dependable tool performance