Camo Universal Deck Clip, Fits Board Size: 500 sq-ft, Drive Type: Torx, Drive Size: T15, Thread Type: Coarse, Stainless Steel, Black, 1-1/2 in L, Includes: (2) T15 Driver BitWedgeClips are for grooved wood, composite and PVC deck board installations in any deck pattern on wood joistsClips are designed for use with the leading grooved deck boardsPre-assembled, one-pass fasteners require no partial installation – clips stay in place until you’re ready to fastenStronger than competitor’s clips in reducing lateral movement and superior in uplift holding powerDo not use impact drivers to fasten CAMO clipsPlastic spacer creates 3/16 in spacing