Precision-honed edges slip easily behind trim and provide razor like scraping Siding nail rippers for surgical removal of siding and shingles High-carbon steel for elite strength and durability Crosshair centerline nail puller for fast nail extraction Integrated ruler for quick measurements and gauging Integrated bottle opener for field expedient hydration 100' drop-tested for extreme job site survivability 3% of sales donated to veteran and first responder causes Friction-Free Limited lifetime warranty / 24 hr. App Support