Now available with new zinc coating! These zinc coated screws are more durable and provide easy installation! Choose the right screws for the wood you're using. These Pocket Hole Screws, with their Maxi-Loc/Square Drive/Washer Heads, ensures that the screw will seat in the bottom of the pocket hole every time.Sold in packs of 50, 100, 250, 500 or new 1,000 packs.Washer head seats screw, preventing a crushed pocket & run through.For hardwoods, choose the fine thread.For softwoods and particleboard, the coarse thread gives you the driving and holding you need, with a self-tapping wood auger tip.The square drive washer head properly seats the screw in the bottom of the pocket hole, preventing the head from crushing the pocket in softer woods and particle board. The auger points provide for easy installation and minimal splitting. The zinc finish reduces friction for easy installation and protects from rust. You just need a standard pocket hole step drill for both #7 and #8 screws.