JL Audio M3 Series 7.7" Marine Coaxial Speakers w/Grey Metallic Sport Grilles - M3-770X-S-Gm [010-03066-00] Brand_Load Rite These are used to drill

These are used to drill very clean and easy holes vs a typical drill bit

3/8" Spiral Wrap - Black - 100' Roll

so that your chart will reflect the current water level of your fishing spots

so should the unit ever stop working or lose power

JL Audio M3 Series 7.7" Marine Coaxial Speakers w/Grey Metallic Sport Grilles - M3-770X-S-Gm [010-03066-00] Brand_Load Rite These are used to drillM3 Series 7. 7" Marine Coaxial Speakers with Grey Metallic Sport Grilles M3 770X S Gm PLAY BETTER Optimized for moderate power systems, M3 marine speakers are designed to produce powerful, smooth sound that is several steps beyond common marine speakers. Features: Amazing fidelity and affordability in marine settings Exceeds international standards for salt fog and UV exposure 3 Year Warranty DMA Optimized Woofers Proprietary motor, suspension and