Features Includes:depth stop to limit screw penetration & damage to plasterboard. Defination: This set of 10 PH2 Phillips screwdriver bits is designed for PH2 Phillips screws. The size is marked on the bits for easy identification. This is certainly a must for professional repairers and do-it-yourselfers when it comes to tightening and unscrewing screws. Thanks to its ergonomic dimensions, you'll have a grip like no other. This is also a set of tools for use at home, in the garage and in the workshop. Advantages:The most important feature of this bit, besides its high precision, is that it does not damage the screw head and also avoids the risk of injury when using a plasterboard screwdriver. The PH2 recessed drill bit for PH2 recessed screws is also favored and coveted by professionals and DIYers for its durability and apparent size. Very practical for precise screws, this bit is widely used in plasterboard assembly Strong, Efficient and Strong:this butt end piece prevents excessive screw sinking and helps you secure drywall perfectly. This hex shank bit prevents screws from slipping while giving you more tightening power. Developed for maximum comfort of use. Applications: in the construction of partitions, false ceilings, in domestic and industrial DIY Use: recommended for interior decoration, interior design Features:PH2 dimpler bits for drywall screws.Automatically fix the screws to proper depth in drywall.Widely used for screw settings of home decoration drywall.1/4 hex shank allows to work with any power drill or cordless drill.Includes depth stop to limit screw penetration & damage to plasterboard.Heat treatment to resist breakage. Specification:Item Type: Drywall Dimpler BitMaterial: Chrome Vanadium SteelShank Diameter: 6.35mm / 1/4inLength: 25mm / 1in Package List:10 x Drywall Dimpler Bits Package List