The Invincible Marine BR54402 Stainless Steel Machine Screw Kit contains 81-pieces of popular stainless steel oval-head machine screws, finishing washers and hex nuts. All pieces are stainless steel and come in a handy carrying case, easily stowed in a tool box or underneath a workbench. Ranging from domestic to nautical applications, this kit has a variety of uses, and no matter the situation, this kit is a valuable, must-have item. Don't let a minor repair keep you off the water; use this nifty assortment of stainless steel screws to maintain your vessel on-the-go! Whether you're outfitting your boat for the first time, or replacing well-worn nautical parts, this product is an essential accessory for your boating and domestic needs, and is perfect for nautical journeys and mechanical maintenance. Precision and reliability are the marks of quality that this product has proven time and time again, guaranteeing steadfast performance with each use. The Invincible Marine BR54402 Stainless Steel Machine Screw Kit comes with a 1-year limited warranty and protects against manufacturing and workmanship defects. Rugged, tough and reliable, Invincible Marine is well-known for their hardworking nautical line. For freshwater and saltwater boating, Invincible Marine designs products for avid fishermen and weekend boaters. Quality, utility and innovation go into every Invincible Marine product giving you more time on the water.