Discover Deep Relics with the Detech Relic Striker Metal Detector with 18" x 15" SEF Butterfly Coil - A well thought out relic metal detector designed for beginners to pros alike. Standard on the Relic Striker is a super light 3 piece Carbon Fiber Straight shaft, Super Deep 18" x 15" SEF Butterfly Search Coil and a Genuine Leather Hand Grip. You will be amazed at the Depth and target recovery speed of the Relic Striker. 2-year warranty with USA service center.