500 Count, 1-1/4" x #7, Fine Thread, Washer Head, Zinc Coated, Pocket Hole Screws, Self Tapping Screws Are Specially Designed For Pocket Hole Joinery, Self Tapping Auger Point That Eliminates Pre-Drilling & A Flat Head That Seats Flush In The Bottom Of The Pocket Hole, Screws Utilize A #2 Square Drive Recess, Deep Recess Of The Square Drive Provides Positive Driver Engagement To Reduce Cam Out, THIS ITEM IS ONLY AVAILABLE TO KREG DEALERS.