Grip-Rite PrimeGuard MAX Star Drive 316 Stainless Steel Trim Screws are suitable for trim, all types of decking, and railings from wood to composite lumbers and PVC. These marine grade hand drive trim screws feature a star drive and type 17 point. Easy to conceal, improved torque control, fast starting, and minimal wood splitting. Marine grade Grip-Rite PrimeGuard MAX 316 Stainless Steel Fasteners are the absolute best choice for building in coastal areas. When building near salt water, common stainless steel fasteners just won’t cut it. Marine grade 316 stainless steel has been used for years in wooden boat construction and repair because it is the best performing alloy in terms of corrosion resistance. If your building materials are designed to stand the test of time, it only makes sense to use a 316 stainless steel fastener that is designed to match that long life expectancy. Learn more about Grip-Rite PrimeGuard MAX 316 Stainless Steel FastenersGrip-Rite PrimeGuard MAX 316 Stainless Steel Fasteners (PDF, 1.9MB)These items are not eligible for free shipping promotions.