Power Pro® premium wood screws are designed to provide simple solutions for your interior wood projects. These screws are made of zinc and yellow dichromate, with a no-strip star drive, countersinking blades and no split twist shank for a more controlled drive. No pre-drill is required. Packaging also stacks neatly for easy storage and organization. * Ideal for interior wood projectsStar Drive technology which virtually eliminates camout for a smooth effortless drive every timeBore-Fast™ thread design requires no pre-drillingNot recommended for exterior projects or treated lumberGold color complements most wood finishes