Blue Spot Tools 20pce Drum Sanding Kit The Blue Spot Tools 140 Piece Assorted Stainless Steel Tapping Screw Set is manufactured from stainless steel for increased durability. Specially designed to be self-tapping when working with metal. Includes carrying case for quick and convenient storage. Contains 140 assorted flat, oval and pan headed screws. Manufactured from stainless steel for increased durability Specially designed to be self-tapping when working with metal Includes carrying case for quick and convenient storage Contains 140 assorted flat, oval and pan headed screws PACKAGE CONTENTS Flat headed tapping screws: No. 6 x 5/8" (x25), No. 8 x 3/4" (x15) & No. 8 x 1-1/4" (x10). Pan headed tapping screw