REISSER SC417MYCUTT ASSORTED CUTTER POZI COUNTERSUNK WOODSCREW SET PACK OF 1220 Specially designed Reisser wood screws pthat pgive up to 20x more rust resistance than standard zinc plated woodscrews p Self countersinking in all timbers & board materials with no need to counter bore 25 degree needle point which allows the screws to start immediately Plus a reinforced collar aimed at ppreventing pthe screw from snapping pand provides a pbetter depth to the pozi bit Comes in a phardened plastic screw case with p 7 plastic screw compartments