Smart Digging Systems components for excavators include new pin-on buckets, coupler buckets, the Case Multi-Fit Coupler, and the SmartFit bucket teeth system. Pin-on buckets include heavy-duty buckets; severe-duty buckets; heavy-duty, high-capacity buckets; and ditching buckets. The Multi-Fit Coupler offers complete hydraulic latching and a patented mechanical blocking system that eliminates manual safety pin insertion. SmartFit bucket teeth system has stronger, more durable teeth and adapters, says Case, and hammerless, reusable locking pins.